Color pages [1] [2] [3] [4] [5]

Mapping Colors
4.1 thousand => 216 => 64 Colors
http:// www.agu.ac.jp / ~vicks62 / jeffreyb / color5. html

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.

*           *
*        * 
* * ****   
*       *   
*       *  
*       *  
*        *   
*          
* ****** **

Rounding off 16.8 million colors to 4.1 thousand seems to preserve those colors pretty well. Rounding off 4, 096 colors to 216 or to 64 can produce visible differences.

Rounding Off Hexadecimal
16.8 million => 4.1 thousand
  0008  8088 90
09101119  9199a0a1
1a20222a  a2aab0b2
2b30333b  b3bbc0c3
3c40444c  c4ccd0d4
4d50555d  d5dde0e5
5e60666e  e6eef0f6
6f70777f  f7ff  


Rounding Off Hexadecimal
4.1 thousand => 216
( 00 )-12-( 33 )-45-( 66 )-7 8-( 99 )-ab-( cc )-de-( ff )


Rounding Off Hexadecimal
4.1 thousand => 64
( 00 )-1-23-4-( 55 )-6-78-9-( aa )-b-cd-e-( ff )

A reddish brown can turn to a darker brown. The red-yellow balance in orange can change. Tinting may increase.

af-59-3e   brown   96-3d-7f   violet
aa-55-44   s [1] st [4]
r [5] y [1]
  99-44-77   s [2] st [4]
r [2] m [3]
99-66-33   s [3] st [3]
r [3] y [3]
  99-33-66   s [3] st [3]
r [3] m [3]
aa-5555   st [5]
r [5]
  aa-5555   st [5]
r [5]
 
f2-c6-49   maize   fc-d6-67   goldenrod
ee-cc-44   st [1] t [3]
r [2] y [8]
  ff-dd-66   t [6]
r [2] y [7]
ff-cc-33   t [3]
r [3] y [9]
  ff-cc-66   t [6]
r [3] y [6]
ff-aa-55   t [5]
r [5] y [5]
  ffff-55   t [5]
y [10]

Red and magenta:

ee-20-4d   red   f6-53-a6   magenta
ee-22-55   st [1] t [1]
r [9] m [3]
  ee-55-aa   st [1] t [4]
r [4] m [5]
ff-33-66   t [3]
r [9] m [3]
  ff-66-99   t [6]
r [6] m [3]
ff-00-55    
r [10] m [5]
  ff-55-aa   t [5]
r [5] m [5]

Green and blue:

1c-ac-78   green   1f-75-fe   blue
22-aa-77   s [3] st [2]
g [3] c [5]
  22-77-ff   t [2]
b [8] c [5]
33-99-66   s [3] st [3]
g [3] c [3]
  33-66-ff   t [3]
b [9] c [3]
00-aa-55   s [5]
g [5] c [5]
  00-55-ff    
b [10] c [5]

Hex color equivalent to light waves (length in nano meters)
in the visible spectrum, according to ChatGPT.

750
Dark red
720
Firebrick
690
Scarlet
660
Red
630
Orange red
620
Tomato
           
8b-00-00
800
b2-22-22
a22
ff-24-00
f20
ff-00-00
f00
ff-45-00
f40
ff-63-47
f64
 
610
Orange
600
Orange
590
Gold
580
Gold
570
Yellow
560
Green yellow
           
ff-7f-00
f70
ff-a5-00
fa0
ff-d7-00
fd0
ff-d7-00
fd0
ff-ff-00
ff0
ad-ff-2f
af3
 
550
Lime green
540
Pure green
530
Pure green
520
Lime green
510
Medium aquamarine
500
Medium spring green
           
32-cd-32
3c3
00-ff-00
0f0
00-ff-00
0f0
32-cd-32
3c3
66-cd-aa
6ca
00-fa-9a
0f9
 
490
Dark turquoise
480
Deep sky blue
470
Dodger blue
460
Steel blue
450
Royal blue
440
Blue
           
00-ce-d1
0cc
00-bf-ff
0bf
1e-90-ff
28f
46-82-b4
48b
41-69-e1
46d
00-00-ff
00f
 
430
Medium slate blue
420
Slate blue
410
Blue violet
400
Dark violet
390
Dark violet
380
Purple
           
7b-68-ee
0cc
6a-5a-cd
65c
8a-2b-e2
83d
94-00-d3
90c
8b-00-ff
80f
6a-0d-ad
61a


Last updated January 2025
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