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How to get a gray color by mixing paints
There is a whole system of correct color mixing in painting. Thanks to it, you can significantly expand the palette and create a variety of shades of the same color. Having become familiar with the basic principles of color mixing, you can always create the desired shade yourself. We will tell you how to do this and what rules to follow using gray as an example.
Despite the fact that gray may initially seem boring and monotonous, it is very much in demand in painting. The process of creating a picture can rarely do without it. And the variety of its shades, which we will discuss below, may even pleasantly surprise you. But first, we need to get acquainted with the laws of color mixing.
Color mixing laws
To begin with, all colors can be divided into two main categories from a colouristic point of view:
- Chromatic – bright, colored.
- Achromatic – white, black, gray.
According to one of the color mixing rules, each chromatic color has an additional tone, as a result of mixing with which gray is obtained.
In this way, different shades of gray can be achieved depending on the used original colors. This means that this color can no longer be called monotonous.
The next rule for color mixing states that when two colors are mixed, a chromatically intermediate shade is always obtained. In other words, it will always be less bright relative to the most intense color in a pair, and more saturated than the faded one.
Well, before moving on to the third rule, we need to get acquainted with the color wheel. It represents a model of the colors interaction, as a result of which various shades appear. Also, the colors in the circle are divided into primary, secondary, and sometimes even tertiary. Color wheels are also different, but their aim is always the same – to show the interaction and combination of colors and shades. In addition, colors are divided into cold and warm, and sometimes special color wheels for warm and cold shades are created.
The third rule tells that mixing two primary colors that are closer to the complementary in the circle, you get a shade that will be located between them along a smaller arc of the circle.
To better understand the rules described above and to understand their use in practice, we will figure out how the gray color is obtained.
How to get a gray color by mixing paints
Besides the fact that gray has different variations from light to dark, it has many shades. These include mouse, marengo, anthracite, gray spruce. This list can be continued for a long time and all the examples simply cannot fit in one article. But having disassembled a few of them, you will understand which colors need to be mixed to obtain the desired shade.
Let’s start with the simplest example – mixing black and white. The key point in this option is proportion. After all, with a one-to-one color ratio, you only slightly remove the black saturation. Classic gray of medium saturation is usually made on the basis of proportions: five parts of white and one part of black. To better control the shade of the gray, add a little of black until you get the desired shade.
But also you can get gray without white. To do this, you can mix blue with brown. Depending on the proportions and shades of the original colors, you can get different grays. So to speak, you have a whole field for experimentation.
As we can see, even the gray color boasts a variety. Moreover, despite the fact that initially it may seem completely neutral, gray has both warm and cold shades. Let’s take a look at how exactly we can achieve the desired effect by creating gray.
Let’s start with warm colors. They got this name because we associate them with warm or even hot things. For example, yellow is associated with the Sun, red is associated with fire, and warm purple-gray is quite suitable for cocoa. To give this characteristic warmth to the gray color, obtained by mixing black with white or blue and brown, add:
- red, as a result we get a gray-lilac color;
- brown for mouse gray;
- yellow and red (as an alternative to brown).
The final hue is influenced by the original colors in all of these variations, and of course, by the proportions. By adding this or that color in different ratios, you create your own version of gray with your own hands.
Cold shades, as you might have guessed, are associated with cold things. For example, a shadow on ice or snow has a bluish tint, so we refer blue to cold colors. A great example of a cool gray is the spruce gray shade. The standard green or emerald is mixed with the already obtained neutral gray in the proportions: 1 part of green to 6 parts of gray. Again, you can adjust the hue by adding a little green at a time until you achieve the desired effect.
In the same way you can add any cool colors to the gray to get the tone you want. In other words, with any cool or warm color you can give gray the look you want.
Summary
The world of colors and shades obeys certain rules. Their knowledge helps an artist to achieve the desired effect in artworks. Even gray is full of tones variety in this world. The main thing is not to be afraid to experiment, try new combinations and proportions mixing colors. In order to feel more confident working with paints, you should pay attention to the laws of coloristics, which help us create a variety of shades.
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Are you wondering about colours that go with grey? Despite its apparent neutrality, there’s never a dull moment with the colour grey. It’s versatile and can serve as an effective backdrop for any living space as well as take centre stage when it comes to interior décor. As such, it lies somewhere between black and white, and is a mix of both colours.
Grey can appear dark, almost black, and also light which resembles a shadow. Each of grey’s tints and shades gives a bedroom, living room, or kitchen a different persona. As per the science of colour psychology, this seemingly mute colour has lots to say. Glamour, stylish minimalism, and professionalism are some of the qualities this colour represents.
Modern sophistication is what will be the cornerstone of your design when you opt for grey. The beauty of using grey colour is that it blends brilliantly with other hues to create design concepts. There are several grey colour combinations that provide a rich and classy feel.
The colour is definitely for urbane homes. The sleek and industrial finish it gives to any living space is representative of sanctuaries in fast-paced cities. The colour is meditative in its own way and provides a soothing escape from the humdrum of daily life. Those who choose it for their homes will find that it also lends itself perfectly for other interior accessories like houseplants, wall paintings and sculpture.
While the colour works well for contemporary design, grey also provides a tinge of antiquity. There is a certain vintage charm to it when it is paired with dark colours. Depending on the colours you match it with, grey offers up a world of options for you to choose for the next design for your home. It works just as well for living rooms, kids’ rooms, master bedrooms, and kitchens.
Read on to know the best grey colour combinations for your home interior decoration.
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A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
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Originally posted by benmtchong on 29 May 2010, 12:11.
Last edited by Bunuel on 15 Apr 2020, 13:49, edited 3 times in total.
Renamed the topic and edited the question.
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A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 29 May 2010, 12:34
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A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
2 gallon of gray paint requires (2*frac=2*frac=frac) gallons of white paint and (2*frac=frac) gallons of black paint.
To get (frac=0.75) gallons of white paint we should purchase at least 1 gallon of white paint;
To get (frac=1.25) gallons of black paint we should purchase at least 1.5 gallons of black paint.
Total: 1 + 1.5 = 2.5.
Hope it helps.
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 01 Jun 2010, 03:10
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sag wrote:
Doesn’t 3 parts of white paint with 5 parts of black paint. play any role. plzz explain..im missing somewhere..
Gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint –> total 8 parts –> white 3/8 and black 5/8 –> 2 gallon of gray paint needs (2*frac=frac) gallons of white paint and (2*frac=frac) gallons of black paint.
Hope it’s clear now.
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 01 Jun 2010, 01:43
Doesn’t 3 parts of white paint with 5 parts of black paint. play any role. plzz explain..im missing somewhere..
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 01 Jun 2010, 06:08
Thanks Bunuel.. Its crystal clear now.. now even ur 1st ans to this Q explains everything very clearly.
Thanks once again. +1.
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 22 Jul 2010, 07:49
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TheSituation wrote:
I’ve been banging my head against the wall on this one. someone please give me a simple straightforward solution and assurance that it was a very difficult question lol.
A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one-gallon or half- gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
(A) 2
(B) 2.5
(C) 3
(D) 3.5
(E) 4
white = 3/8
black = 5/8
Combine both and that equals 1 gallon
Multiply each by two to get 2 gallons
(3/8)*2 = 6/8 = 3/4 = .75
(5/8)*2 = 10/8 = 5/4 = 1.25
You need .75 gallons of white but since it comes in 1/2 or 1 you need 1 gallon
You need 1.25 gallons of black but since it comes in 1/2 or 1 you need 1.5
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 13 Jun 2013, 02:09
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Bumping for review and further discussion*. Get a kudos point for an alternative solution!
*New project from GMAT Club. Check HERE
All DS Mixture Problems to practice: search.php?search_id=tag&tag_id=43
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 30 Jun 2013, 08:25
Kudos
Let one gallon be 80 liters. ( Assume smartly)
30 White +50 black = 80liters
According 2 question, we need 2 gallons i.e- 160 liters. ( multiply above equation with 2)
Minimum gallons for 60W=1 ( 1 gallon =80 liters, 1/2=40 liters)
Minimum gallons for (80+20) B= 1+0.5=1.5
Total = 1+1.5=2.5
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 13 Jul 2013, 22:20
Kudos
Given W:B = 3:5
That means say 3 gallons of white paint + 5 gallons of black paint = 8 gallons of paint mixture.
But we want least amount of white & black paints for minimum of 2 gallons of mixture, so lets reduce keeping same ratio,
1.5 : 2.5 gives 1.5 + 2.5 = 4 gallons of mixture, but we want only 2 gallons, lets further reduce
0.75: 1.25 gives 1+1.5 = 2.5 gallons of mixture . This looks ok, but lets reduce further just to be sure
0.375: 0.625 gives 0.5 + 1 = 1.5 gallons of mixture, thats less than 2 gallons of mixture, so not acceptable.
So correct ans is 2.5 gallons. B
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 02 Aug 2014, 08:16
Kudos
The mixture is made up of 3 parts white paint and 5 parts Black paint.
Hence total is 8 parts make 2 gallons of mixture.
8x = 2(gallons) ==> x = 1/4
White paint needed = 3* 1/4 =0.75. Minimum White paint needed = 1
Black Paint needed = 5* 1/4 = 1.25 Minimum Black Paint needed = 1.5
Hence Answer = 2.5. B
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 09 Nov 2016, 05:19
benmtchong wrote:
A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
I don’t like the wording of the question! There is a possibility of two solutions here..all depends o what exactly “measure out” means to say in the question..and some information that I find is missing in the question. It should be clearly stated that one can measure out exactly as much as wanted from any can(example, one can take out 0.75 liters from a 1 liter can, and so forth). In this case, 2.5 is the correct answer. But if such thing is not possible, then we would have to work exclusively with 0.5 and 1 liter cans only, in which case, 4 will be the answer. I’m not sure if my argument is ill-founded, but please, clarify. I request Bunuel to comment and also clarify, so I don’t make such comprehension mistakes if I did so.
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 22 Feb 2017, 01:40
ShashankDave wrote:
benmtchong wrote:
A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
I don’t like the wording of the question! There is a possibility of two solutions here..all depends o what exactly “measure out” means to say in the question..and some information that I find is missing in the question. It should be clearly stated that one can measure out exactly as much as wanted from any can(example, one can take out 0.75 liters from a 1 liter can, and so forth). In this case, 2.5 is the correct answer. But if such thing is not possible, then we would have to work exclusively with 0.5 and 1 liter cans only, in which case, 4 will be the answer. I’m not sure if my argument is ill-founded, but please, clarify. I request Bunuel to comment and also clarify, so I don’t make such comprehension mistakes if I did so.
I approached this question in the same way and made the same mistake. My assumption was that we would have to pour together the whole (1 or 1/2 gallon) cans so that we can get at least 2 liters of grey paint, which gives E as a result.
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Re: A certain shade of gray paint is obtained by mixing 3 parts of white [#permalink] 22 Feb 2017, 04:51
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Scyzo wrote:
ShashankDave wrote:
benmtchong wrote:
A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
I don’t like the wording of the question! There is a possibility of two solutions here..all depends o what exactly “measure out” means to say in the question..and some information that I find is missing in the question. It should be clearly stated that one can measure out exactly as much as wanted from any can(example, one can take out 0.75 liters from a 1 liter can, and so forth). In this case, 2.5 is the correct answer. But if such thing is not possible, then we would have to work exclusively with 0.5 and 1 liter cans only, in which case, 4 will be the answer. I’m not sure if my argument is ill-founded, but please, clarify. I request Bunuel to comment and also clarify, so I don’t make such comprehension mistakes if I did so.
I approached this question in the same way and made the same mistake. My assumption was that we would have to pour together the whole (1 or 1/2 gallon) cans so that we can get at least 2 liters of grey paint, which gives E as a result.
Look at the last line of the question: what is the least amount of paint, in gallons, that must be purchased in order to measure out the portions needed for the mixture?
This clarifies that you need to find the least amount of paint that you need to buy to measure out the portions needed for 2 gallons mix.
Otherwise, it would have been mentioned that you need to use the whole can.
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