| Crayola Color Cards
http:// www.agu.ac.jp / ~vicks62 / jeffreyb / color3. html |
|---|
We can characterize any color as a combination of four: white (tinting), one of the secondary colors (made up of two primary colors), a primary color (one of those two colors), and black (shading).
| R G B | 1-2-3 | 2 - 3 | only 3 | color | code | |
| 3 1 2 | green | ff-55-aa | ||||
| 3 2 1 | blue | ff-aa-55 | ||||
| 2 3 1 | blue | aa-ff-55 | ||||
| 1 3 2 | red | 55-ff-aa | ||||
| 1 2 3 | red | 55-aa-ff | ||||
| 2 1 3 | green | aa-55-ff | ||||
| 3 1 2 | green | ff-55-aa |
Here are the Hex codes for Crayola colors, simplified and broken down into 15 units composed of s [shade=black], t [tint=white], r [red], g [green], b [blue], y [yellow], c [cyan], and m [magenta]:
| Rounding Off Hexadecimal | ||||||||
|---|---|---|---|---|---|---|---|---|
| 00 | 08 | 80 | 88 | 90 | ||||
| 09 | 10 | 11 | 19 | 91 | 99 | a0 | a1 | |
| 1a | 20 | 22 | 2a | a2 | aa | b0 | b2 | |
| 2b | 30 | 33 | 3b | b3 | bb | c0 | c3 | |
| 3c | 40 | 44 | 4c | c4 | cc | d0 | d4 | |
| 4d | 50 | 55 | 5d | d5 | dd | e0 | e5 | |
| 5e | 60 | 66 | 6e | e6 | ee | f0 | f6 | |
| 6f | 70 | 77 | 7f | f7 | ff | |||
By rounding off the hexidecimal number for each of the primary color, we can reduce the total number of colors from close to 16.8 million (16,777,216) to about 4.1 thousand (4,096) with no visible difference in colors.
Shades (and tints) of Red and Magenta.
| (red) ff-0000 |
red ee-20-4d |
mahogany ca-34-35 |
brick red c6-2d-42 |
maroon c3-21-48 |
| ee-2222 st [1] t [1] = 3 r [12] = 12 |
ee-22-55 st [1] t [1] = 3 r [9] m [3] = 12 |
cc-3333 st [3] = 6 r [9] = 9 |
cc-33-44 st [3] = 6 r [8] m [1] = 9 |
bb-22-44 s [2] st [2] = 6 r [7] m [2] = 9 |
| plum 8e-31-79 |
violet 96-3d-7f |
mulberry c8-50-96 |
salmon ff-91-a4 |
carnation pink (lavender) |
| 88-33-77 s [4] st [3] = 10 r [1] m [4] = 5 |
99-44-77 s [2] st [4] = 10 r [2] m [3] = 5 |
cc-55-99 st [3] t [2] = 8 r [3] m [4] = 7 |
ff-99-aa t [9] = 9 r [5] m [1] = 6 |
ff-aa-cc t [10] = 10 r [3] m [2] = 5 |
| orchid e2-9c-d2 |
thistle d8-bf-d8 |
shocking pink ff-6f-ff |
magenta f6-53-a6 |
(magenta) ff-00-ff |
| dd-99-cc st [2] t [7] = 11 r [1] m [3] = 4 |
dd-bb-dd st [2] t [9] = 13 m [2] = 2 |
ff-77-ff t [7] = 7 m [8] = 8 |
ee-55-aa st [1] t [4] = 6 r [4] m [5] = 9 |
ee-55-ee st [1] t [4] = 6 m [9] = 9 |
Shades (and tints) of Green and Blue
| (green) 00-ff-00 |
green 1c-ac-78 |
forest green 5f-a7-77 |
sea green 00-ff-cd |
pine green 01-79-6f |
| 22-aa-22 s [3] st [2] = 7 g [8] = 8 |
22-aa-77 s [3] st [2] = 7 g [3] c [5] = 8 |
66-aa-77 st [5] t [1] = 11 g [3] c [1] = 4 |
00-ff-cc st [0] = 0 g [3] c [12] = 15 |
00-7777 s [8] = 8 c [7] = 7 |
| (cyan) 00-ffff |
turquoise blue 6c-da-e7 |
sky blue 76-d7-ea |
aquamarine 95-e0-e8 |
cornflower 93-cc-ea |
| 00-ffff st [0] = 0 c [15] = 15 |
66-dd-ee st [1] t [5] = 7 b [1] c [7] = 8 |
77-dd-ee st [1] t [6] = 8 b [1] c [6] = 7 |
99-dd-ee st [1] t [8] = 10 b [1] c [4] = 5 |
99-cc-ee st [1] t [8] = 10 b [2] c [3] = 5 |
| periwinkle c3-cd-e6 |
midnight blue 00-33-66 |
cadet blue a9-b2-c3 |
blue 1f-75-fe |
(blue) 0000-ff |
| bb-cc-ee st [1] t [10] = 12 b [2] c [1] = 3 |
00-33-66 s [9] = 9 b [3] c [3] = 6 |
aaaa-bb st [4] t [6] = 14 b [1] = 1 |
22-77-ff t [2] = 2 b [8] c [5] = 13 |
2222-ff t [2] = 2 b [13] = 13 |
Shades (and tints) from Red through Orange to Yellow
| indian red b9-4e-48 |
bittersweet fe-6f-5e |
orange ff-75-38 |
melon fe-ba-ad |
pine green 01-79-6f |
| bb-55-44 st [4] = 8 r [6] y [1] = 7 |
ff-77-66 t [6] = 6 r [8] y [1] = 9 |
ff-77-33 t [3] = 3 r [8] y [4] = 12 |
ff-bb-aa t [10] = 10 r [4] y [1] = 5 |
00-7777 s [8] = 8 c [7] = 7 |
| peach ff-cb-a4 |
apricot fd-d5-b1 |
maize f2-c6-49 |
golden rod fc-d6-67 |
pine green 01-79-6f |
| ff-cc-aa t [10] = 10 r [3] y [2] = 5 |
ff-dd-aa t [10] = 10 r [2] y [3] = 5 |
ee-cc-44 st [1] t [3] = 5 r [2] y [8] = 10 |
ff-dd-66 t [6] = 6 r [2] y [7] = 9 |
00-7777 s [8] = 8 c [7] = 7 |
| (yellow) ffff-00 |
yellow fc-ce-83 |
lemon yellow ffff-9f |
olive green b5-b3-5c |
spring green ec-eb-bd |
| ffff-aa t [8] = 8 y [7] = 7 |
ff-cc-88 t [8] = 8 r [3] y [4] = 7 |
ffff-99 t [9] = 9 y [6] = 6 |
bbbb-55 st [4] t [1] = 9 y [6] = 6 |
eeee-bb st [1] t [10] = 12 y [3] = 3 |
Some Browns
| sepia 9e-5b-40 |
brown af-59-3e |
raw sienna d2-7d-46 |
burnt sienna e9-74-51 |
tan fa-9d-5a |
| 99-55-44 s [2] st [4] = 10 r [4] y [1] = 5 |
aa-55-44 s [1] st [4] = 9 r [5] y [1] = 6 |
cc-77-44 st [3] t [1] = 7 r [5] y [3] = 8 |
ee-77-55 st [1] t [4] = 6 r [7] y [2] = 9 |
ff-99-55 t [5] = 5 r [6] y [4] = 10 |
When you mix two primary colors in different proportions, you can generate a continuum from one to the other, a portion of the color wheel. It goes through the secondary color formed by those two primary colors.
| red ff-0000 |
yellow ffff-00 |
||||||||||||||||
| +green | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -green |
| green 00-ff-00 |
yellow ffff-00 |
||||||||||||||||
| +red | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -red |
| green 00-ff-00 |
cyan 00-ffff |
||||||||||||||||
| +blue | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -blue |
| blue 0000-ff |
cyan 00-ffff |
||||||||||||||||
| +green | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -green |
| blue 0000-ff |
magenta ff-00-ff |
||||||||||||||||
| +red | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -red |
| red ff-0000 |
magenta ff-00-ff |
||||||||||||||||
| +blue | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | a | b | c | d | e | f | -blue |
Let's explore some of the colors on the continuum between red and green (called lime on the computer), including shades, tints, and tints of shades.
| red ff-0000 |
yellow ffff-00 |
lime 00-ff-00 |
||||
| orange ff-a5-00 |
beige f5f5-dc |
chartreuse 7f-ff-00 |
||||
| chocolate d2-69-1e |
olive 8080-00 |
forest green 22-8b-22 |
Perhaps we can even identify a brown zone.
| red cc-4444 |
yellow cccc-44 |
||||||
| +green | 6 | 7 | 8 | 9 | a | b | -green |
| red 99-4444 |
yellow 9999-44 |
||||||
| +green | 4 | 5 | 6 | 7 | 8 | 9 | -green |
| lime 00-ff-00 |
cyan 00-ffff |
blue 0000-ff |
||||
| spring green 00-ff-7f |
dark cyan 00-8b8b |
deep sky blue 00-bf-ff |
||||
| turquoise 40-e0-d0 |
teal 00-8080 |
royal blue 41-69-e1 |
||||
| aqua marine 7f-ff-d4 |
azure f0-ffff |
sky blue 87-ce-e8 |
| blue 0000-ff |
magenta ff-00-ff |
red ff-0000 |
||||
| blue 0000-ff |
dark magenta 8b-00-8b |
crimson dc-14-3c |
||||
| indigo 4b-00-82 |
purple 80-00-80 |
orchid da-70-d6 |
||||
| blue 0000-ff |
plum dd-ae-dd |
pink ff-c0-cb |
||||
| blue 0000-ff |
violet ee-82-ee |
hot pink ff-69-b4 |
| aa-44-cc | 88-44-cc | cc-44-cc | cc-44-88 | cc-44-aa |
| 66-44-aa | 66-44-88 | 77-44-77 | 88-44-66 | aa-44-66 |
Try to match the code with the color's name.