#B75031#B75031
#B75031 is a mid, vivid red. Relative luminance 0.160; OKLCH L 55.8% C 0.141 H 37.3°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #B75031 |
|---|---|
| RGB | rgb(183, 80, 49) |
| HSL | hsl(14, 58%, 45%) |
| HSV | hsv(14, 73%, 72%) |
| CMYK | cmyk(0%, 56.3%, 73.2%, 28.2%) |
| CIE-LAB | lab(47.01, 39.76, 38.04) |
| CIE-LCH | lch(47.01, 55.03, 43.73°) |
| OKLab | oklab(55.82% 0.1124 0.0857) |
| OKLCH | oklch(55.82% 0.141 37.3) |
| XYZ | xyz(22.9538, 16.0293, 4.7904) |
| Luminance | 0.1603 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rust
#B7410E
ΔE00 5.42
Sienna
#A0522D
ΔE00 5.71
Brick Orange
#C14A09
ΔE00 6.40
Burnt Sienna
#B04E0F
ΔE00 7.31
Terra Cotta
#C9643B
ΔE00 7.32
Rust (survey)
#A83C09
ΔE00 7.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B75031 #3198B7
analogous
#B73155 #B75031 #B79331
triadic
#B75031 #31B750 #5031B7
tetradic
#B75031 #55B731 #3198B7 #9331B7
square
#B75031 #55B731 #3198B7 #9331B7
split-complementary
#B75031 #31B793 #3155B7
monochromatic
#562617 #873B24 #B75031 #D17154 #DE9984
Accessibility & contrast
On white
4.99
#B75031 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#B75031 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B75031
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B75031 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B75031 | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C612D
Deuteranopia (green-blind)
#85782E
Tritanopia (blue-blind)
#C93A49
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #b75031; /* rgb */ color: rgb(183, 80, 49); /* oklch */ color: oklch(55.8% 0.141 37.3);
Tailwind
colors: {
custom: {
50: '#d3846a',
500: '#b75031',
950: '#000000',
},
}SCSS
$custom: #b75031; $custom-light: #d3846a; $custom-dark: #000000;
JSON
{
"hex": "#b75031",
"rgb": {
"r": 183,
"g": 80,
"b": 49
},
"hsl": {
"h": 13.881,
"s": 57.759,
"l": 45.49
},
"oklch": {
"l": 0.55823,
"c": 0.14134,
"h": 37.3
},
"luminance": 0.16026
}Semantic roles & 50–950 ramp
primary
#B75031
secondary
#7CB6C8
accent
#BDE147
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A