#B4522B#B4522B
#B4522B is a mid, vivid orange. Relative luminance 0.159; OKLCH L 55.6% C 0.138 H 41.0°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).
Color values
| HEX | #B4522B |
|---|---|
| RGB | rgb(180, 82, 43) |
| HSL | hsl(17, 61%, 44%) |
| HSV | hsv(17, 76%, 71%) |
| CMYK | cmyk(0%, 54.4%, 76.1%, 29.4%) |
| CIE-LAB | lab(46.86, 37.32, 40.90) |
| CIE-LCH | lch(46.86, 55.37, 47.62°) |
| OKLab | oklab(55.6% 0.1041 0.0906) |
| OKLCH | oklch(55.6% 0.138 41) |
| XYZ | xyz(22.2780, 15.9152, 4.1838) |
| Luminance | 0.1591 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 4.40
Rust
#B7410E
ΔE00 4.41
Brick Orange
#C14A09
ΔE00 4.74
Burnt Sienna
#B04E0F
ΔE00 5.01
Sienna (survey)
#A9561E
ΔE00 5.59
Burnt Orange
#C04E01
ΔE00 5.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B4522B #2B8DB4
analogous
#B42B48 #B4522B #B4962B
triadic
#B4522B #2BB452 #522BB4
tetradic
#B4522B #48B42B #2B8DB4 #962BB4
square
#B4522B #48B42B #2B8DB4 #962BB4
split-complementary
#B4522B #2BB496 #2B48B4
monochromatic
#512513 #833B1F #B4522B #D37049 #DF977A
Accessibility & contrast
On white
5.02
#B4522B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.18
#B4522B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B4522B
5.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B4522B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B4522B | 1.00 | 5.02 | 4.18 | 5.02 |
| #FFFFFF | 5.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.18 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D6226
Deuteranopia (green-blind)
#857728
Tritanopia (blue-blind)
#C63D4A
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #b4522b; /* rgb */ color: rgb(180, 82, 43); /* oklch */ color: oklch(55.6% 0.138 41.0);
Tailwind
colors: {
custom: {
50: '#d18566',
500: '#b4522b',
950: '#000000',
},
}SCSS
$custom: #b4522b; $custom-light: #d18566; $custom-dark: #000000;
JSON
{
"hex": "#b4522b",
"rgb": {
"r": 180,
"g": 82,
"b": 43
},
"hsl": {
"h": 17.08,
"s": 61.435,
"l": 43.725
},
"oklch": {
"l": 0.55596,
"c": 0.13804,
"h": 41
},
"luminance": 0.15912
}Semantic roles & 50–950 ramp
primary
#B4522B
secondary
#73AFC7
accent
#B7E543
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A