#B1512E#B1512E
#B1512E is a mid, vivid orange. Relative luminance 0.154; OKLCH L 55.0% C 0.135 H 39.9°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).
Color values
| HEX | #B1512E |
|---|---|
| RGB | rgb(177, 81, 46) |
| HSL | hsl(16, 59%, 44%) |
| HSV | hsv(16, 74%, 69%) |
| CMYK | cmyk(0%, 54.2%, 74%, 30.6%) |
| CIE-LAB | lab(46.22, 36.79, 38.50) |
| CIE-LCH | lch(46.22, 53.25, 46.31°) |
| OKLab | oklab(55.02% 0.1033 0.0863) |
| OKLCH | oklch(55.02% 0.135 39.9) |
| XYZ | xyz(21.5691, 15.4320, 4.4271) |
| Luminance | 0.1543 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 4.02
Rust
#B7410E
ΔE00 4.74
Brick Orange
#C14A09
ΔE00 5.76
Burnt Sienna
#B04E0F
ΔE00 5.81
Sienna (survey)
#A9561E
ΔE00 6.26
Rust (survey)
#A83C09
ΔE00 6.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B1512E #2E8EB1
analogous
#B12E4C #B1512E #B1922E
triadic
#B1512E #2EB151 #512EB1
tetradic
#B1512E #4CB12E #2E8EB1 #922EB1
square
#B1512E #4CB12E #2E8EB1 #922EB1
split-complementary
#B1512E #2EB192 #2E4CB1
monochromatic
#502515 #803B21 #B1512E #D06F4C #DD967C
Accessibility & contrast
On white
5.14
#B1512E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.09
#B1512E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B1512E
5.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B1512E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B1512E | 1.00 | 5.14 | 4.09 | 5.14 |
| #FFFFFF | 5.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.09 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6B602A
Deuteranopia (green-blind)
#83762C
Tritanopia (blue-blind)
#C23D49
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #b1512e; /* rgb */ color: rgb(177, 81, 46); /* oklch */ color: oklch(55.0% 0.135 39.9);
Tailwind
colors: {
custom: {
50: '#cf8468',
500: '#b1512e',
950: '#000000',
},
}SCSS
$custom: #b1512e; $custom-light: #cf8468; $custom-dark: #000000;
JSON
{
"hex": "#b1512e",
"rgb": {
"r": 177,
"g": 81,
"b": 46
},
"hsl": {
"h": 16.031,
"s": 58.744,
"l": 43.725
},
"oklch": {
"l": 0.55023,
"c": 0.13465,
"h": 39.9
},
"luminance": 0.15429
}Semantic roles & 50–950 ramp
primary
#B1512E
secondary
#75B0C6
accent
#B8E246
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A