#B83030#B83030
#B83030 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.1% C 0.173 H 25.6°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #B83030 |
|---|---|
| RGB | rgb(184, 48, 48) |
| HSL | hsl(0, 59%, 45%) |
| HSV | hsv(0, 74%, 72%) |
| CMYK | cmyk(0%, 73.9%, 73.9%, 27.8%) |
| CIE-LAB | lab(42.03, 53.85, 33.09) |
| CIE-LCH | lch(42.03, 63.20, 31.57°) |
| OKLab | oklab(52.11% 0.1561 0.0746) |
| OKLCH | oklch(52.11% 0.173 25.6) |
| XYZ | xyz(21.3601, 12.5209, 4.0878) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Firebrick
#B22222
ΔE00 3.19
Dull Red
#BB3F3F
ΔE00 3.47
Brown
#A52A2A
ΔE00 4.16
Lipstick Red
#C0022F
ΔE00 4.46
Scarlet
#BE0119
ΔE00 4.50
Cardinal
#C41E3A
ΔE00 4.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B83030 #30B8B8
analogous
#B83074 #B83030 #B87430
triadic
#B83030 #30B830 #3030B8
tetradic
#B83030 #74B830 #30B8B8 #7430B8
square
#B83030 #74B830 #30B8B8 #7430B8
split-complementary
#B83030 #30B874 #3074B8
monochromatic
#571717 #872323 #B83030 #D25353 #DF8484
Accessibility & contrast
On white
5.99
#B83030 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#B83030 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B83030
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B83030 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B83030 | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#58502E
Deuteranopia (green-blind)
#7A6E2B
Tritanopia (blue-blind)
#CB0032
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #b83030; /* rgb */ color: rgb(184, 48, 48); /* oklch */ color: oklch(52.1% 0.173 25.6);
Tailwind
colors: {
custom: {
50: '#d67368',
500: '#b83030',
950: '#000000',
},
}SCSS
$custom: #b83030; $custom-light: #d67368; $custom-dark: #000000;
JSON
{
"hex": "#b83030",
"rgb": {
"r": 184,
"g": 48,
"b": 48
},
"hsl": {
"h": 0,
"s": 58.621,
"l": 45.49
},
"oklch": {
"l": 0.52106,
"c": 0.17302,
"h": 25.6
},
"luminance": 0.12518
}Semantic roles & 50–950 ramp
primary
#B83030
secondary
#7CC8C8
accent
#E2E246
background
#FEF7F6
surface
#FCEDEB
border
#D5C8C6
text
#160906
muted
#847B7A