#B31D5D#B31D5D

#B31D5D is a mid, vivid pink. Relative luminance 0.113; OKLCH L 50.7% C 0.187 H 2.0°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#B31D5D
RGB	rgb(179, 29, 93)
HSL	hsl(334, 72%, 41%)
HSV	hsv(334, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 48%, 29.8%)
CIE-LAB	lab(40.01, 60.89, 2.25)
CIE-LCH	lch(40.01, 60.94, 2.11°)
OKLab	oklab(50.74% 0.1871 0.0064)
OKLCH	oklch(50.74% 0.187 2)
XYZ	xyz(21.0074, 11.2557, 11.4202)
Luminance	0.1125 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D5D #1DB373

analogous

#B31DA8 #B31D5D #B3281D

triadic

#B31D5D #5DB31D #1D5DB3

tetradic

#B31D5D #A8B31D #1DB373 #281DB3

square

#B31D5D #A8B31D #1DB373 #281DB3

split-complementary

#B31D5D #1DB328 #1DA8B3

monochromatic

#4A0C26 #7E1442 #B31D5D #DD307A #E6649C

Accessibility & contrast

On white

6.46

#B31D5D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B31D5D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D5D

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D5D	#FFFFFF	#000000	##FFFFFF
##B31D5D	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5E

Deuteranopia (green-blind)

#6C685A

Tritanopia (blue-blind)

#C3003B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31d5d;
/* rgb */ color: rgb(179, 29, 93);
/* oklch */ color: oklch(50.7% 0.187 2.0);

Tailwind

colors: {
  custom: {
    50: '#d06c8a',
    500: '#b31d5d',
    950: '#000000',
  },
}

SCSS

$custom: #b31d5d;
$custom-light: #d06c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d5d",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 334.4,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50736,
    "c": 0.18721,
    "h": 2
  },
  "luminance": 0.11253
}

Semantic roles & 50–950 ramp

primary

#B31D5D

secondary

#61CB9E

accent

#EFA139

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080B

muted

#837B7C

Preview Lab

Preview with #B31D5D

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

Preview Lab → · Contrast checker → · Palette generator →