#B31859#B31859

#B31859 is a mid, vivid pink. Relative luminance 0.110; OKLCH L 50.3% C 0.190 H 3.3°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B31859
RGB	rgb(179, 24, 89)
HSL	hsl(335, 76%, 40%)
HSV	hsv(335, 87%, 70%)
CMYK	cmyk(0%, 86.6%, 50.3%, 29.8%)
CIE-LAB	lab(39.52, 61.64, 4.08)
CIE-LCH	lch(39.52, 61.78, 3.78°)
OKLab	oklab(50.34% 0.1892 0.011)
OKLCH	oklch(50.34% 0.19 3.3)
XYZ	xyz(20.7221, 10.9612, 10.4738)
Luminance	0.1096 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31859 #18B372

analogous

#B318A6 #B31859 #B32518

triadic

#B31859 #59B318 #1859B3

tetradic

#B31859 #A6B318 #18B372 #2518B3

square

#B31859 #A6B318 #18B372 #2518B3

split-complementary

#B31859 #18B325 #18A6B3

monochromatic

#470A23 #7D113E #B31859 #E22675 #E95C97

Accessibility & contrast

On white

6.58

#B31859 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B31859 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31859

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31859	#FFFFFF	#000000	##FFFFFF
##B31859	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444A5A

Deuteranopia (green-blind)

#6C6855

Tritanopia (blue-blind)

#C30037

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31859;
/* rgb */ color: rgb(179, 24, 89);
/* oklch */ color: oklch(50.3% 0.190 3.3);

Tailwind

colors: {
  custom: {
    50: '#d06a87',
    500: '#b31859',
    950: '#000000',
  },
}

SCSS

$custom: #b31859;
$custom-light: #d06a87;
$custom-dark: #000000;

JSON

{
  "hex": "#b31859",
  "rgb": {
    "r": 179,
    "g": 24,
    "b": 89
  },
  "hsl": {
    "h": 334.839,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50338,
    "c": 0.18953,
    "h": 3.3
  },
  "luminance": 0.10958
}

Semantic roles & 50–950 ramp

primary

#B31859

secondary

#5ACD9D

accent

#F3A335

background

#FDF6F8

surface

#FBECEF

border

#D4C7CA

text

#15080B

muted

#837A7C

Preview Lab

Preview with #B31859

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

Preview Lab → · Contrast checker → · Palette generator →