#B55D2A#B55D2A
#B55D2A is a mid, vivid orange. Relative luminance 0.178; OKLCH L 57.5% C 0.131 H 47.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).
Color values
| HEX | #B55D2A |
|---|---|
| RGB | rgb(181, 93, 42) |
| HSL | hsl(22, 62%, 44%) |
| HSV | hsv(22, 77%, 71%) |
| CMYK | cmyk(0%, 48.6%, 76.8%, 29%) |
| CIE-LAB | lab(49.28, 31.95, 43.93) |
| CIE-LCH | lch(49.28, 54.32, 53.97°) |
| OKLab | oklab(57.47% 0.0876 0.0968) |
| OKLCH | oklch(57.47% 0.131 47.9) |
| XYZ | xyz(23.3905, 17.8224, 4.3983) |
| Luminance | 0.1782 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Copper (survey)
#B66325
ΔE00 3.36
Sienna (survey)
#A9561E
ΔE00 3.67
Rust Orange
#C45508
ΔE00 4.35
Burnt Siena
#B75203
ΔE00 4.36
Burnt Sienna
#B04E0F
ΔE00 4.62
Burnt Orange
#C04E01
ΔE00 4.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B55D2A #2A82B5
analogous
#B52A3D #B55D2A #B5A22A
triadic
#B55D2A #2AB55D #5D2AB5
tetradic
#B55D2A #3DB52A #2A82B5 #A22AB5
square
#B55D2A #3DB52A #2A82B5 #A22AB5
split-complementary
#B55D2A #2AB5A2 #2A3DB5
monochromatic
#522A13 #83431E #B55D2A #D47B48 #E09F79
Accessibility & contrast
On white
4.60
#B55D2A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.56
#B55D2A on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #B55D2A
4.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B55D2A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B55D2A | 1.00 | 4.60 | 4.56 | 4.60 |
| #FFFFFF | 4.60 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.60 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#766924
Deuteranopia (green-blind)
#8B7D28
Tritanopia (blue-blind)
#C64A52
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #b55d2a; /* rgb */ color: rgb(181, 93, 42); /* oklch */ color: oklch(57.5% 0.131 47.9);
Tailwind
colors: {
custom: {
50: '#d28c67',
500: '#b55d2a',
950: '#000000',
},
}SCSS
$custom: #b55d2a; $custom-light: #d28c67; $custom-dark: #000000;
JSON
{
"hex": "#b55d2a",
"rgb": {
"r": 181,
"g": 93,
"b": 42
},
"hsl": {
"h": 22.014,
"s": 62.332,
"l": 43.725
},
"oklch": {
"l": 0.57468,
"c": 0.13055,
"h": 47.9
},
"luminance": 0.1782
}Semantic roles & 50–950 ramp
primary
#B55D2A
secondary
#73A9C8
accent
#AAE542
background
#FDF8F6
surface
#FBF0EB
border
#D4CBC6
text
#150C06
muted
#837D7A