#B8563A#B8563A
#B8563A is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.0% C 0.134 H 36.8°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).
Color values
| HEX | #B8563A |
|---|---|
| RGB | rgb(184, 86, 58) |
| HSL | hsl(13, 52%, 47%) |
| HSV | hsv(13, 68%, 72%) |
| CMYK | cmyk(0%, 53.3%, 68.5%, 27.8%) |
| CIE-LAB | lab(48.45, 37.60, 34.78) |
| CIE-LCH | lch(48.45, 51.22, 42.77°) |
| OKLab | oklab(56.98% 0.1073 0.0802) |
| OKLCH | oklch(56.98% 0.134 36.8) |
| XYZ | xyz(23.8609, 17.1544, 6.0568) |
| Luminance | 0.1715 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Clay
#B66A50
ΔE00 5.98
Terra Cotta
#C9643B
ΔE00 6.34
Terracotta (survey)
#CA6641
ΔE00 6.41
Sienna
#A0522D
ΔE00 6.51
Terracota
#CB6843
ΔE00 6.95
Adobe
#BD6C48
ΔE00 7.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B8563A #3A9CB8
analogous
#B83A5D #B8563A #B8953A
triadic
#B8563A #3AB856 #563AB8
tetradic
#B8563A #5DB83A #3A9CB8 #953AB8
square
#B8563A #5DB83A #3A9CB8 #953AB8
split-complementary
#B8563A #3AB895 #3A5DB8
monochromatic
#5B2B1D #89402B #B8563A #CD7A62 #DCA190
Accessibility & contrast
On white
4.74
#B8563A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.43
#B8563A on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B8563A
4.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B8563A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B8563A | 1.00 | 4.74 | 4.43 | 4.74 |
| #FFFFFF | 4.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#706637
Deuteranopia (green-blind)
#887B38
Tritanopia (blue-blind)
#C94250
Achromatopsia (no color)
#737373
Design tokens & code
CSS
--color: #b8563a; /* rgb */ color: rgb(184, 86, 58); /* oklch */ color: oklch(57.0% 0.134 36.8);
Tailwind
colors: {
custom: {
50: '#d38871',
500: '#b8563a',
950: '#000000',
},
}SCSS
$custom: #b8563a; $custom-light: #d38871; $custom-dark: #000000;
JSON
{
"hex": "#b8563a",
"rgb": {
"r": 184,
"g": 86,
"b": 58
},
"hsl": {
"h": 13.333,
"s": 52.066,
"l": 47.451
},
"oklch": {
"l": 0.56983,
"c": 0.134,
"h": 36.8
},
"luminance": 0.17151
}Semantic roles & 50–950 ramp
primary
#B8563A
secondary
#87B9C7
accent
#BCDC4C
background
#FDF8F6
surface
#FBF0EC
border
#D4CBC7
text
#150B07
muted
#837C7A