#B33B50#B33B50
#B33B50 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.0% C 0.155 H 13.9°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #B33B50 |
|---|---|
| RGB | rgb(179, 59, 80) |
| HSL | hsl(350, 50%, 47%) |
| HSV | hsv(350, 67%, 70%) |
| CMYK | cmyk(0%, 67%, 55.3%, 29.8%) |
| CIE-LAB | lab(43.20, 49.96, 14.90) |
| CIE-LCH | lch(43.20, 52.13, 16.61°) |
| OKLab | oklab(52.99% 0.1505 0.0373) |
| OKLCH | oklch(52.99% 0.155 13.9) |
| XYZ | xyz(21.6043, 13.2937, 9.0162) |
| Luminance | 0.1329 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dark Rose
#B5485D
ΔE00 3.44
Light Maroon
#A24857
ΔE00 4.22
Light Burgundy
#A8415B
ΔE00 4.33
Dusty Red
#B9484E
ΔE00 4.82
Ruby
#CA0147
ΔE00 5.26
Rose Red
#BE013C
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B33B50 #3BB39E
analogous
#B33B8C #B33B50 #B3623B
triadic
#B33B50 #50B33B #3B50B3
tetradic
#B33B50 #8CB33B #3BB39E #623BB3
square
#B33B50 #8CB33B #3BB39E #623BB3
split-complementary
#B33B50 #3BB362 #3B8CB3
monochromatic
#571D27 #852C3B #B33B50 #CB6073 #DA8E9C
Accessibility & contrast
On white
5.74
#B33B50 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.66
#B33B50 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B33B50
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B33B50 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B33B50 | 1.00 | 5.74 | 3.66 | 5.74 |
| #FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#585650
Deuteranopia (green-blind)
#776F4D
Tritanopia (blue-blind)
#C32343
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #b33b50; /* rgb */ color: rgb(179, 59, 80); /* oklch */ color: oklch(53.0% 0.155 13.9);
Tailwind
colors: {
custom: {
50: '#d07880',
500: '#b33b50',
950: '#000000',
},
}SCSS
$custom: #b33b50; $custom-light: #d07880; $custom-dark: #000000;
JSON
{
"hex": "#b33b50",
"rgb": {
"r": 179,
"g": 59,
"b": 80
},
"hsl": {
"h": 349.5,
"s": 50.42,
"l": 46.667
},
"oklch": {
"l": 0.52988,
"c": 0.15508,
"h": 13.9
},
"luminance": 0.13291
}Semantic roles & 50–950 ramp
primary
#B33B50
secondary
#85C5BA
accent
#DAC14E
background
#FDF7F7
surface
#FBEEEE
border
#D4C9C9
text
#15090A
muted
#837B7C