#B53A4E#B53A4E
#B53A4E is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.2% C 0.158 H 14.9°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).
Color values
| HEX | #B53A4E |
|---|---|
| RGB | rgb(181, 58, 78) |
| HSL | hsl(350, 51%, 47%) |
| HSV | hsv(350, 68%, 71%) |
| CMYK | cmyk(0%, 68%, 56.9%, 29%) |
| CIE-LAB | lab(43.36, 50.87, 16.42) |
| CIE-LCH | lch(43.36, 53.45, 17.89°) |
| OKLab | oklab(53.16% 0.1529 0.0408) |
| OKLCH | oklch(53.16% 0.158 14.9) |
| XYZ | xyz(21.9463, 13.4029, 8.6376) |
| Luminance | 0.1340 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dark Rose
#B5485D
ΔE00 3.87
Dusty Red
#B9484E
ΔE00 4.31
Light Maroon
#A24857
ΔE00 4.81
Ruby
#CA0147
ΔE00 4.93
Light Burgundy
#A8415B
ΔE00 5.10
Rose Red
#BE013C
ΔE00 5.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B53A4E #3AB5A1
analogous
#B53A8C #B53A4E #B5643A
triadic
#B53A4E #4EB53A #3A4EB5
tetradic
#B53A4E #8CB53A #3AB5A1 #643AB5
square
#B53A4E #8CB53A #3AB5A1 #643AB5
split-complementary
#B53A4E #3AB564 #3A8CB5
monochromatic
#581C26 #872B3A #B53A4E #CC6072 #DB8E9B
Accessibility & contrast
On white
5.71
#B53A4E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.68
#B53A4E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B53A4E
5.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B53A4E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B53A4E | 1.00 | 5.71 | 3.68 | 5.71 |
| #FFFFFF | 5.71 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.71 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#59564E
Deuteranopia (green-blind)
#78704B
Tritanopia (blue-blind)
#C62042
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #b53a4e; /* rgb */ color: rgb(181, 58, 78); /* oklch */ color: oklch(53.2% 0.158 14.9);
Tailwind
colors: {
custom: {
50: '#d1787f',
500: '#b53a4e',
950: '#000000',
},
}SCSS
$custom: #b53a4e; $custom-light: #d1787f; $custom-dark: #000000;
JSON
{
"hex": "#b53a4e",
"rgb": {
"r": 181,
"g": 58,
"b": 78
},
"hsl": {
"h": 350.244,
"s": 51.464,
"l": 46.863
},
"oklch": {
"l": 0.53161,
"c": 0.15824,
"h": 14.9
},
"luminance": 0.134
}Semantic roles & 50–950 ramp
primary
#B53A4E
secondary
#85C6BB
accent
#DBC44D
background
#FDF7F7
surface
#FBEEEE
border
#D4C9C9
text
#15090A
muted
#837B7C