#B75331#B75331
#B75331 is a mid, vivid orange. Relative luminance 0.165; OKLCH L 56.3% C 0.139 H 38.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).
Color values
| HEX | #B75331 |
|---|---|
| RGB | rgb(183, 83, 49) |
| HSL | hsl(15, 58%, 45%) |
| HSV | hsv(15, 73%, 72%) |
| CMYK | cmyk(0%, 54.6%, 73.2%, 28.2%) |
| CIE-LAB | lab(47.60, 38.26, 38.68) |
| CIE-LCH | lch(47.60, 54.40, 45.31°) |
| OKLab | oklab(56.27% 0.1078 0.087) |
| OKLCH | oklch(56.27% 0.139 38.9) |
| XYZ | xyz(23.1783, 16.4785, 4.8652) |
| Luminance | 0.1648 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 5.38
Rust
#B7410E
ΔE00 5.41
Brick Orange
#C14A09
ΔE00 5.79
Terra Cotta
#C9643B
ΔE00 6.47
Burnt Sienna
#B04E0F
ΔE00 6.60
Terracotta (survey)
#CA6641
ΔE00 6.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B75331 #3195B7
analogous
#B73152 #B75331 #B79631
triadic
#B75331 #31B753 #5331B7
tetradic
#B75331 #52B731 #3195B7 #9631B7
square
#B75331 #52B731 #3195B7 #9631B7
split-complementary
#B75331 #31B796 #3152B7
monochromatic
#562717 #873D24 #B75331 #D17454 #DE9B84
Accessibility & contrast
On white
4.89
#B75331 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.30
#B75331 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B75331
4.89:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B75331 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B75331 | 1.00 | 4.89 | 4.30 | 4.89 |
| #FFFFFF | 4.89 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.89 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6E632D
Deuteranopia (green-blind)
#87792F
Tritanopia (blue-blind)
#C93E4C
Achromatopsia (no color)
#717171
Design tokens & code
CSS
--color: #b75331; /* rgb */ color: rgb(183, 83, 49); /* oklch */ color: oklch(56.3% 0.139 38.9);
Tailwind
colors: {
custom: {
50: '#d3866b',
500: '#b75331',
950: '#000000',
},
}SCSS
$custom: #b75331; $custom-light: #d3866b; $custom-dark: #000000;
JSON
{
"hex": "#b75331",
"rgb": {
"r": 183,
"g": 83,
"b": 49
},
"hsl": {
"h": 15.224,
"s": 57.759,
"l": 45.49
},
"oklch": {
"l": 0.56266,
"c": 0.13856,
"h": 38.9
},
"luminance": 0.16476
}Semantic roles & 50–950 ramp
primary
#B75331
secondary
#7CB4C8
accent
#BAE147
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A