#B31A56#B31A56

#B31A56 is a mid, vivid pink. Relative luminance 0.110; OKLCH L 50.4% C 0.187 H 4.9°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#B31A56
RGB	rgb(179, 26, 86)
HSL	hsl(336, 75%, 40%)
HSV	hsv(336, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 52%, 29.8%)
CIE-LAB	lab(39.58, 60.99, 6.08)
CIE-LCH	lch(39.58, 61.29, 5.69°)
OKLab	oklab(50.36% 0.1868 0.016)
OKLCH	oklch(50.36% 0.187 4.9)
XYZ	xyz(20.6415, 10.9974, 9.8381)
Luminance	0.1099 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A56 #1AB377

analogous

#B31AA2 #B31A56 #B32B1A

triadic

#B31A56 #56B31A #1A56B3

tetradic

#B31A56 #A2B31A #1AB377 #2B1AB3

square

#B31A56 #A2B31A #1AB377 #2B1AB3

split-complementary

#B31A56 #1AB32B #1AA2B3

monochromatic

#480A23 #7E123C #B31A56 #E02A71 #E86095

Accessibility & contrast

On white

6.56

#B31A56 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#B31A56 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A56

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A56	#FFFFFF	#000000	##FFFFFF
##B31A56	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464A57

Deuteranopia (green-blind)

#6D6852

Tritanopia (blue-blind)

#C30037

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31a56;
/* rgb */ color: rgb(179, 26, 86);
/* oklch */ color: oklch(50.4% 0.187 4.9);

Tailwind

colors: {
  custom: {
    50: '#d06b85',
    500: '#b31a56',
    950: '#000000',
  },
}

SCSS

$custom: #b31a56;
$custom-light: #d06b85;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a56",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 86
  },
  "hsl": {
    "h": 336.471,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50355,
    "c": 0.18747,
    "h": 4.9
  },
  "luminance": 0.10994
}

Semantic roles & 50–950 ramp

primary

#B31A56

secondary

#5DCCA0

accent

#F1A837

background

#FDF6F8

surface

#FBECEF

border

#D4C7CA

text

#15080B

muted

#837A7C

Preview Lab

Preview with #B31A56

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

Preview Lab → · Contrast checker → · Palette generator →