#B31D59#B31D59

#B31D59 is a mid, vivid pink. Relative luminance 0.112; OKLCH L 50.6% C 0.186 H 3.8°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B31D59
RGB	rgb(179, 29, 89)
HSL	hsl(336, 72%, 41%)
HSV	hsv(336, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 50.3%, 29.8%)
CIE-LAB	lab(39.89, 60.56, 4.62)
CIE-LCH	lch(39.89, 60.73, 4.36°)
OKLab	oklab(50.61% 0.1857 0.0124)
OKLCH	oklch(50.61% 0.186 3.8)
XYZ	xyz(20.8348, 11.1867, 10.5114)
Luminance	0.1118 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D59 #1DB377

analogous

#B31DA4 #B31D59 #B32C1D

triadic

#B31D59 #59B31D #1D59B3

tetradic

#B31D59 #A4B31D #1DB377 #2C1DB3

square

#B31D59 #A4B31D #1DB377 #2C1DB3

split-complementary

#B31D59 #1DB32C #1DA4B3

monochromatic

#4A0C25 #7E143F #B31D59 #DD3075 #E66498

Accessibility & contrast

On white

6.49

#B31D59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B31D59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D59

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D59	#FFFFFF	#000000	##FFFFFF
##B31D59	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464B5A

Deuteranopia (green-blind)

#6D6856

Tritanopia (blue-blind)

#C30039

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31d59;
/* rgb */ color: rgb(179, 29, 89);
/* oklch */ color: oklch(50.6% 0.186 3.8);

Tailwind

colors: {
  custom: {
    50: '#d06c87',
    500: '#b31d59',
    950: '#000000',
  },
}

SCSS

$custom: #b31d59;
$custom-light: #d06c87;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d59",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 89
  },
  "hsl": {
    "h": 336,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50614,
    "c": 0.1861,
    "h": 3.8
  },
  "luminance": 0.11184
}

Semantic roles & 50–950 ramp

primary

#B31D59

secondary

#61CBA1

accent

#EFA639

background

#FDF7F8

surface

#FBEDEF

border

#D4C8CA

text

#15080B

muted

#837B7C

Preview Lab

Preview with #B31D59

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

Preview Lab → · Contrast checker → · Palette generator →