#B33B52#B33B52

#B33B52 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.0% C 0.155 H 12.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#B33B52
RGB	rgb(179, 59, 82)
HSL	hsl(349, 50%, 47%)
HSV	hsv(349, 67%, 70%)
CMYK	cmyk(0%, 67%, 54.2%, 29.8%)
CIE-LAB	lab(43.25, 50.12, 13.72)
CIE-LCH	lch(43.25, 51.97, 15.31°)
OKLab	oklab(53.04% 0.1513 0.0346)
OKLCH	oklch(53.04% 0.155 12.9)
XYZ	xyz(21.6793, 13.3237, 9.4111)
Luminance	0.1332 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33B52 #3BB39C

analogous

#B33B8E #B33B52 #B3603B

triadic

#B33B52 #52B33B #3B52B3

tetradic

#B33B52 #8EB33B #3BB39C #603BB3

square

#B33B52 #8EB33B #3BB39C #603BB3

split-complementary

#B33B52 #3BB360 #3B8EB3

monochromatic

#571D28 #852C3D #B33B52 #CB6075 #DA8E9D

Accessibility & contrast

On white

5.73

#B33B52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#B33B52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33B52

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33B52	#FFFFFF	#000000	##FFFFFF
##B33B52	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585752

Deuteranopia (green-blind)

#776F4F

Tritanopia (blue-blind)

#C32444

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33b52;
/* rgb */ color: rgb(179, 59, 82);
/* oklch */ color: oklch(53.0% 0.155 12.9);

Tailwind

colors: {
  custom: {
    50: '#cf7882',
    500: '#b33b52',
    950: '#000000',
  },
}

SCSS

$custom: #b33b52;
$custom-light: #cf7882;
$custom-dark: #000000;

JSON

{
  "hex": "#b33b52",
  "rgb": {
    "r": 179,
    "g": 59,
    "b": 82
  },
  "hsl": {
    "h": 348.5,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53036,
    "c": 0.15522,
    "h": 12.9
  },
  "luminance": 0.13321
}

Semantic roles & 50–950 ramp

primary

#B33B52

secondary

#85C5B9

accent

#DABF4E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B33B52

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →