#B31B5D#B31B5D

#B31B5D is a mid, vivid pink. Relative luminance 0.112; OKLCH L 50.6% C 0.189 H 1.8°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#B31B5D
RGB	rgb(179, 27, 93)
HSL	hsl(334, 74%, 40%)
HSV	hsv(334, 85%, 70%)
CMYK	cmyk(0%, 84.9%, 48%, 29.8%)
CIE-LAB	lab(39.85, 61.35, 2.02)
CIE-LCH	lch(39.85, 61.38, 1.88°)
OKLab	oklab(50.62% 0.1886 0.0058)
OKLCH	oklch(50.62% 0.189 1.8)
XYZ	xyz(20.9600, 11.1608, 11.4044)
Luminance	0.1116 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31B5D #1BB371

analogous

#B31BA9 #B31B5D #B3251B

triadic

#B31B5D #5DB31B #1B5DB3

tetradic

#B31B5D #A9B31B #1BB371 #251BB3

square

#B31B5D #A9B31B #1BB371 #251BB3

split-complementary

#B31B5D #1BB325 #1BA9B3

monochromatic

#490B26 #7E1341 #B31B5D #DF2C7A #E7619B

Accessibility & contrast

On white

6.50

#B31B5D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B31B5D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31B5D

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31B5D	#FFFFFF	#000000	##FFFFFF
##B31B5D	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444B5E

Deuteranopia (green-blind)

#6C685A

Tritanopia (blue-blind)

#C3003A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31b5d;
/* rgb */ color: rgb(179, 27, 93);
/* oklch */ color: oklch(50.6% 0.189 1.8);

Tailwind

colors: {
  custom: {
    50: '#d06b8a',
    500: '#b31b5d',
    950: '#000000',
  },
}

SCSS

$custom: #b31b5d;
$custom-light: #d06b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#b31b5d",
  "rgb": {
    "r": 179,
    "g": 27,
    "b": 93
  },
  "hsl": {
    "h": 333.947,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.5062,
    "c": 0.18865,
    "h": 1.8
  },
  "luminance": 0.11158
}

Semantic roles & 50–950 ramp

primary

#B31B5D

secondary

#5ECC9C

accent

#F0A037

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080B

muted

#837B7C

Preview Lab

Preview with #B31B5D

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

Preview Lab → · Contrast checker → · Palette generator →