#643E11#643E11
#643E11 is a dark, moderate orange. Relative luminance 0.062; OKLCH L 40.0% C 0.078 H 65.9°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).
Color values
| HEX | #643E11 |
|---|---|
| RGB | rgb(100, 62, 17) |
| HSL | hsl(33, 71%, 23%) |
| HSV | hsv(33, 83%, 39%) |
| CMYK | cmyk(0%, 38%, 83%, 60.8%) |
| CIE-LAB | lab(29.90, 12.53, 32.81) |
| CIE-LCH | lch(29.90, 35.12, 69.10°) |
| OKLab | oklab(40.03% 0.0321 0.0716) |
| OKLCH | oklch(40.03% 0.078 65.9) |
| XYZ | xyz(7.0799, 6.1957, 1.3532) |
| Luminance | 0.0619 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Brown (survey)
#653700
ΔE00 3.13
Mud Brown
#60460F
ΔE00 5.91
Chocolate
#7B3F00
ΔE00 6.47
Milk Chocolate
#7F4E1E
ΔE00 6.94
Medium Brown
#7F5112
ΔE00 7.88
Saddlebrown
#8B4513
ΔE00 9.96
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#643E11 #113764
analogous
#641411 #643E11 #606411
triadic
#643E11 #11643E #3E1164
tetradic
#643E11 #116414 #113764 #641160
square
#643E11 #116414 #113764 #641160
split-complementary
#643E11 #116064 #141164
monochromatic
#1A1004 #301E08 #643E11 #985E1A #CD7F23
Accessibility & contrast
On white
9.38
#643E11 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.24
#643E11 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #643E11
9.38:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##643E11 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##643E11 | 1.00 | 9.38 | 2.24 | 9.38 |
| #FFFFFF | 9.38 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.24 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.38 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4A410A
Deuteranopia (green-blind)
#534A12
Tritanopia (blue-blind)
#6E3535
Achromatopsia (no color)
#464646
Design tokens & code
CSS
--color: #643e11; /* rgb */ color: rgb(100, 62, 17); /* oklch */ color: oklch(40.0% 0.078 65.9);
Tailwind
colors: {
custom: {
50: '#957353',
500: '#643e11',
950: '#000000',
},
}SCSS
$custom: #643e11; $custom-light: #957353; $custom-dark: #000000;
JSON
{
"hex": "#643e11",
"rgb": {
"r": 100,
"g": 62,
"b": 17
},
"hsl": {
"h": 32.53,
"s": 70.94,
"l": 22.941
},
"oklch": {
"l": 0.4003,
"c": 0.07846,
"h": 65.9
},
"luminance": 0.06195
}Semantic roles & 50–950 ramp
primary
#643E11
secondary
#35649C
accent
#8CEE3A
background
#F9F6F4
surface
#F2ECE7
border
#CCC7C3
text
#0E0802
muted
#7E7B78