#B66637#B66637
#B66637 is a mid, moderate orange. Relative luminance 0.197; OKLCH L 59.3% C 0.120 H 49.3°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).
Color values
| HEX | #B66637 |
|---|---|
| RGB | rgb(182, 102, 55) |
| HSL | hsl(22, 54%, 46%) |
| HSV | hsv(22, 70%, 71%) |
| CMYK | cmyk(0%, 44%, 69.8%, 28.6%) |
| CIE-LAB | lab(51.53, 28.16, 39.82) |
| CIE-LCH | lch(51.53, 48.77, 54.73°) |
| OKLab | oklab(59.26% 0.0782 0.0907) |
| OKLCH | oklch(59.26% 0.12 49.3) |
| XYZ | xyz(24.7344, 19.7263, 6.1187) |
| Luminance | 0.1972 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Copper (survey)
#B66325
ΔE00 3.32
Adobe
#BD6C48
ΔE00 4.05
Earth
#A2653E
ΔE00 4.77
Clay Brown
#B2713D
ΔE00 4.80
Terra Cotta
#C9643B
ΔE00 5.11
Terracotta (survey)
#CA6641
ΔE00 5.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B66637 #3787B6
analogous
#B63748 #B66637 #B6A637
triadic
#B66637 #37B666 #6637B6
tetradic
#B66637 #48B637 #3787B6 #A637B6
square
#B66637 #48B637 #3787B6 #A637B6
split-complementary
#B66637 #37B6A6 #3748B6
monochromatic
#58311B #874C29 #B66637 #CE865C #DCA98B
Accessibility & contrast
On white
4.25
#B66637 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.94
#B66637 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #B66637
4.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B66637 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B66637 | 1.00 | 4.25 | 4.94 | 4.94 |
| #FFFFFF | 4.25 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.94 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.94 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7C7032
Deuteranopia (green-blind)
#908236
Tritanopia (blue-blind)
#C7565B
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #b66637; /* rgb */ color: rgb(182, 102, 55); /* oklch */ color: oklch(59.3% 0.120 49.3);
Tailwind
colors: {
custom: {
50: '#d19270',
500: '#b66637',
950: '#000000',
},
}SCSS
$custom: #b66637; $custom-light: #d19270; $custom-dark: #000000;
JSON
{
"hex": "#b66637",
"rgb": {
"r": 182,
"g": 102,
"b": 55
},
"hsl": {
"h": 22.205,
"s": 53.586,
"l": 46.471
},
"oklch": {
"l": 0.59261,
"c": 0.11975,
"h": 49.3
},
"luminance": 0.19724
}Semantic roles & 50–950 ramp
primary
#B66637
secondary
#82ADC6
accent
#A7DD4B
background
#FDF9F6
surface
#FBF1EC
border
#D4CBC7
text
#150D07
muted
#837E7A