#B31A99#B31A99

#B31A99 is a mid, highly saturated pink. Relative luminance 0.126; OKLCH L 53.1% C 0.219 H 336.8°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#B31A99
RGB	rgb(179, 26, 153)
HSL	hsl(310, 75%, 40%)
HSV	hsv(310, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 14.5%, 29.8%)
CIE-LAB	lab(42.19, 68.29, -31.62)
CIE-LCH	lch(42.19, 75.25, 335.16°)
OKLab	oklab(53.1% 0.2016 -0.0863)
OKLCH	oklch(53.1% 0.219 336.8)
XYZ	xyz(24.7101, 12.6248, 31.2663)
Luminance	0.1262 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A99 #1AB334

analogous

#801AB3 #B31A99 #B31A4D

triadic

#B31A99 #99B31A #1A99B3

tetradic

#B31A99 #B3801A #1AB334 #1A4DB3

square

#B31A99 #B3801A #1AB334 #1A4DB3

split-complementary

#B31A99 #4DB31A #1AB380

monochromatic

#480A3E #7E126B #B31A99 #E02AC1 #E860D1

Accessibility & contrast

On white

5.96

#B31A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#B31A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A99

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A99	#FFFFFF	#000000	##FFFFFF
##B31A99	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20559C

Deuteranopia (green-blind)

#5A6B96

Tritanopia (blue-blind)

#BD285C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31a99;
/* rgb */ color: rgb(179, 26, 153);
/* oklch */ color: oklch(53.1% 0.219 336.8);

Tailwind

colors: {
  custom: {
    50: '#ce6db7',
    500: '#b31a99',
    950: '#000000',
  },
}

SCSS

$custom: #b31a99;
$custom-light: #ce6db7;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a99",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 153
  },
  "hsl": {
    "h": 310.196,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53099,
    "c": 0.21925,
    "h": 336.8
  },
  "luminance": 0.12622
}

Semantic roles & 50–950 ramp

primary

#B31A99

secondary

#5DCC70

accent

#F15637

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31A99

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

Preview Lab → · Contrast checker → · Palette generator →