#B31A58#B31A58

#B31A58 is a mid, vivid pink. Relative luminance 0.110; OKLCH L 50.4% C 0.188 H 4.0°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B31A58
RGB	rgb(179, 26, 88)
HSL	hsl(336, 75%, 40%)
HSV	hsv(336, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 50.8%, 29.8%)
CIE-LAB	lab(39.63, 61.15, 4.88)
CIE-LCH	lch(39.63, 61.34, 4.56°)
OKLab	oklab(50.41% 0.1875 0.013)
OKLCH	oklch(50.41% 0.188 4)
XYZ	xyz(20.7232, 11.0301, 10.2684)
Luminance	0.1103 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A58 #1AB375

analogous

#B31AA5 #B31A58 #B3281A

triadic

#B31A58 #58B31A #1A58B3

tetradic

#B31A58 #A5B31A #1AB375 #281AB3

square

#B31A58 #A5B31A #1AB375 #281AB3

split-complementary

#B31A58 #1AB328 #1AA5B3

monochromatic

#480A23 #7E123E #B31A58 #E02A74 #E86097

Accessibility & contrast

On white

6.55

#B31A58 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B31A58 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A58

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A58	#FFFFFF	#000000	##FFFFFF
##B31A58	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454B59

Deuteranopia (green-blind)

#6D6854

Tritanopia (blue-blind)

#C30038

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31a58;
/* rgb */ color: rgb(179, 26, 88);
/* oklch */ color: oklch(50.4% 0.188 4.0);

Tailwind

colors: {
  custom: {
    50: '#d06b86',
    500: '#b31a58',
    950: '#000000',
  },
}

SCSS

$custom: #b31a58;
$custom-light: #d06b86;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a58",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 88
  },
  "hsl": {
    "h": 335.686,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50413,
    "c": 0.18796,
    "h": 4
  },
  "luminance": 0.11027
}

Semantic roles & 50–950 ramp

primary

#B31A58

secondary

#5DCC9F

accent

#F1A637

background

#FDF6F8

surface

#FBECEF

border

#D4C7CA

text

#15080B

muted

#837A7C

Preview Lab

Preview with #B31A58

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

Preview Lab → · Contrast checker → · Palette generator →