#B31857#B31857

#B31857 is a mid, vivid pink. Relative luminance 0.109; OKLCH L 50.3% C 0.189 H 4.2°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#B31857
RGB	rgb(179, 24, 87)
HSL	hsl(336, 76%, 40%)
HSV	hsv(336, 87%, 70%)
CMYK	cmyk(0%, 86.6%, 51.4%, 29.8%)
CIE-LAB	lab(39.46, 61.48, 5.27)
CIE-LCH	lch(39.46, 61.71, 4.90°)
OKLab	oklab(50.28% 0.1885 0.014)
OKLCH	oklch(50.28% 0.189 4.2)
XYZ	xyz(20.6393, 10.9281, 10.0375)
Luminance	0.1092 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31857 #18B374

analogous

#B318A5 #B31857 #B32718

triadic

#B31857 #57B318 #1857B3

tetradic

#B31857 #A5B318 #18B374 #2718B3

square

#B31857 #A5B318 #18B374 #2718B3

split-complementary

#B31857 #18B327 #18A5B3

monochromatic

#470A23 #7D113D #B31857 #E22673 #E95C96

Accessibility & contrast

On white

6.59

#B31857 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B31857 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31857

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31857	#FFFFFF	#000000	##FFFFFF
##B31857	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454A58

Deuteranopia (green-blind)

#6D6753

Tritanopia (blue-blind)

#C30036

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31857;
/* rgb */ color: rgb(179, 24, 87);
/* oklch */ color: oklch(50.3% 0.189 4.2);

Tailwind

colors: {
  custom: {
    50: '#d06a86',
    500: '#b31857',
    950: '#000000',
  },
}

SCSS

$custom: #b31857;
$custom-light: #d06a86;
$custom-dark: #000000;

JSON

{
  "hex": "#b31857",
  "rgb": {
    "r": 179,
    "g": 24,
    "b": 87
  },
  "hsl": {
    "h": 335.613,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50278,
    "c": 0.18902,
    "h": 4.2
  },
  "luminance": 0.10925
}

Semantic roles & 50–950 ramp

primary

#B31857

secondary

#5ACD9E

accent

#F3A635

background

#FDF6F8

surface

#FBECEF

border

#D4C7CA

text

#15080B

muted

#837A7C

Preview Lab

Preview with #B31857

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

Preview Lab → · Contrast checker → · Palette generator →