#B31863#B31863

#B31863 is a mid, vivid pink. Relative luminance 0.111; OKLCH L 50.7% C 0.193 H 358.8°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#B31863
RGB	rgb(179, 24, 99)
HSL	hsl(331, 76%, 40%)
HSV	hsv(331, 87%, 70%)
CMYK	cmyk(0%, 86.6%, 44.7%, 29.8%)
CIE-LAB	lab(39.82, 62.50, -1.83)
CIE-LCH	lch(39.82, 62.53, 358.32°)
OKLab	oklab(50.66% 0.1926 -0.0041)
OKLCH	oklch(50.66% 0.193 358.8)
XYZ	xyz(21.1709, 11.1408, 12.8375)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31863 #18B368

analogous

#B318B0 #B31863 #B31B18

triadic

#B31863 #63B318 #1863B3

tetradic

#B31863 #B0B318 #18B368 #1B18B3

square

#B31863 #B0B318 #18B368 #1B18B3

split-complementary

#B31863 #18B31B #18B0B3

monochromatic

#470A27 #7D1145 #B31863 #E22681 #E95CA0

Accessibility & contrast

On white

6.51

#B31863 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B31863 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31863

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31863	#FFFFFF	#000000	##FFFFFF
##B31863	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414B65

Deuteranopia (green-blind)

#6A6860

Tritanopia (blue-blind)

#C3003D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31863;
/* rgb */ color: rgb(179, 24, 99);
/* oklch */ color: oklch(50.7% 0.193 358.8);

Tailwind

colors: {
  custom: {
    50: '#d06b8f',
    500: '#b31863',
    950: '#000000',
  },
}

SCSS

$custom: #b31863;
$custom-light: #d06b8f;
$custom-dark: #000000;

JSON

{
  "hex": "#b31863",
  "rgb": {
    "r": 179,
    "g": 24,
    "b": 99
  },
  "hsl": {
    "h": 330.968,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50656,
    "c": 0.19261,
    "h": 358.8
  },
  "luminance": 0.11138
}

Semantic roles & 50–950 ramp

primary

#B31863

secondary

#5ACD95

accent

#F39735

background

#FDF6F8

surface

#FBECF0

border

#D4C7CB

text

#15080C

muted

#837A7D

Preview Lab

Preview with #B31863

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

Preview Lab → · Contrast checker → · Palette generator →