#B4502B#B4502B
#B4502B is a mid, vivid orange. Relative luminance 0.156; OKLCH L 55.3% C 0.140 H 39.9°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).
Color values
| HEX | #B4502B |
|---|---|
| RGB | rgb(180, 80, 43) |
| HSL | hsl(16, 61%, 44%) |
| HSV | hsv(16, 76%, 71%) |
| CMYK | cmyk(0%, 55.6%, 76.1%, 29.4%) |
| CIE-LAB | lab(46.47, 38.33, 40.48) |
| CIE-LCH | lch(46.47, 55.75, 46.56°) |
| OKLab | oklab(55.3% 0.1072 0.0897) |
| OKLCH | oklch(55.3% 0.14 39.9) |
| XYZ | xyz(22.1293, 15.6179, 4.1343) |
| Luminance | 0.1562 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Rust
#B7410E
ΔE00 4.22
Sienna
#A0522D
ΔE00 4.52
Brick Orange
#C14A09
ΔE00 5.06
Burnt Sienna
#B04E0F
ΔE00 5.48
Sienna (survey)
#A9561E
ΔE00 6.21
Rust (survey)
#A83C09
ΔE00 6.23
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B4502B #2B8FB4
analogous
#B42B4B #B4502B #B4942B
triadic
#B4502B #2BB450 #502BB4
tetradic
#B4502B #4BB42B #2B8FB4 #942BB4
square
#B4502B #4BB42B #2B8FB4 #942BB4
split-complementary
#B4502B #2BB494 #2B4BB4
monochromatic
#512413 #833A1F #B4502B #D36E49 #DF957A
Accessibility & contrast
On white
5.09
#B4502B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.12
#B4502B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B4502B
5.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B4502B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B4502B | 1.00 | 5.09 | 4.12 | 5.09 |
| #FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.12 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C6026
Deuteranopia (green-blind)
#847728
Tritanopia (blue-blind)
#C63A48
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #b4502b; /* rgb */ color: rgb(180, 80, 43); /* oklch */ color: oklch(55.3% 0.140 39.9);
Tailwind
colors: {
custom: {
50: '#d28466',
500: '#b4502b',
950: '#000000',
},
}SCSS
$custom: #b4502b; $custom-light: #d28466; $custom-dark: #000000;
JSON
{
"hex": "#b4502b",
"rgb": {
"r": 180,
"g": 80,
"b": 43
},
"hsl": {
"h": 16.204,
"s": 61.435,
"l": 43.725
},
"oklch": {
"l": 0.55296,
"c": 0.13982,
"h": 39.9
},
"luminance": 0.15615
}Semantic roles & 50–950 ramp
primary
#B4502B
secondary
#73B1C7
accent
#B9E543
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A