#B43824#B43824
#B43824 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.164 H 31.8°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).
Color values
| HEX | #B43824 |
|---|---|
| RGB | rgb(180, 56, 36) |
| HSL | hsl(8, 67%, 42%) |
| HSV | hsv(8, 80%, 71%) |
| CMYK | cmyk(0%, 68.9%, 80%, 29.4%) |
| CIE-LAB | lab(42.25, 49.06, 39.82) |
| CIE-LCH | lch(42.25, 63.18, 39.07°) |
| OKLab | oklab(52.09% 0.1391 0.0863) |
| OKLCH | oklch(52.09% 0.164 31.8) |
| XYZ | xyz(20.5574, 12.6621, 3.0303) |
| Luminance | 0.1266 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rusty Red
#AF2F0D
ΔE00 4.05
Brick
#A03623
ΔE00 4.11
Firebrick
#B22222
ΔE00 4.51
Brownish Red
#9E3623
ΔE00 4.51
Scarlet
#BE0119
ΔE00 5.36
Rust Red
#AA2704
ΔE00 5.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B43824 #24A0B4
analogous
#B42458 #B43824 #B48024
triadic
#B43824 #24B438 #3824B4
tetradic
#B43824 #58B424 #24A0B4 #8024B4
square
#B43824 #58B424 #24A0B4 #8024B4
split-complementary
#B43824 #24B480 #2458B4
monochromatic
#4E1810 #81281A #B43824 #D8533D #E28070
Accessibility & contrast
On white
5.95
#B43824 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.53
#B43824 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B43824
5.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B43824 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B43824 | 1.00 | 5.95 | 3.53 | 5.95 |
| #FFFFFF | 5.95 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.53 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.95 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C5221
Deuteranopia (green-blind)
#7B6E1F
Tritanopia (blue-blind)
#C60C34
Achromatopsia (no color)
#646464
Design tokens & code
CSS
--color: #b43824; /* rgb */ color: rgb(180, 56, 36); /* oklch */ color: oklch(52.1% 0.164 31.8);
Tailwind
colors: {
custom: {
50: '#d37660',
500: '#b43824',
950: '#000000',
},
}SCSS
$custom: #b43824; $custom-light: #d37660; $custom-dark: #000000;
JSON
{
"hex": "#b43824",
"rgb": {
"r": 180,
"g": 56,
"b": 36
},
"hsl": {
"h": 8.333,
"s": 66.667,
"l": 42.353
},
"oklch": {
"l": 0.5209,
"c": 0.16367,
"h": 31.8
},
"luminance": 0.12659
}Semantic roles & 50–950 ramp
primary
#B43824
secondary
#6BBCC9
accent
#D2EA3E
background
#FEF7F5
surface
#FCEDE9
border
#D5C8C5
text
#160905
muted
#847B79