#B31B8A#B31B8A

#B31B8A is a mid, highly saturated pink. Relative luminance 0.122; OKLCH L 52.4% C 0.209 H 342.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B31B8A
RGB	rgb(179, 27, 138)
HSL	hsl(316, 74%, 40%)
HSV	hsv(316, 85%, 70%)
CMYK	cmyk(0%, 84.9%, 22.9%, 29.8%)
CIE-LAB	lab(41.54, 66.12, -23.51)
CIE-LCH	lch(41.54, 70.17, 340.42°)
OKLab	oklab(52.4% 0.1995 -0.0632)
OKLCH	oklch(52.4% 0.209 342.4)
XYZ	xyz(23.5707, 12.2051, 25.1544)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31B8A #1BB344

analogous

#901BB3 #B31B8A #B31B3E

triadic

#B31B8A #8AB31B #1B8AB3

tetradic

#B31B8A #B3901B #1BB344 #1B3EB3

square

#B31B8A #B3901B #1BB344 #1B3EB3

split-complementary

#B31B8A #3EB31B #1BB390

monochromatic

#490B38 #7E1361 #B31B8A #DF2CAF #E761C3

Accessibility & contrast

On white

6.10

#B31B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B31B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31B8A

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31B8A	#FFFFFF	#000000	##FFFFFF
##B31B8A	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F538D

Deuteranopia (green-blind)

#606B87

Tritanopia (blue-blind)

#BF1D53

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b31b8a;
/* rgb */ color: rgb(179, 27, 138);
/* oklch */ color: oklch(52.4% 0.209 342.4);

Tailwind

colors: {
  custom: {
    50: '#ce6dac',
    500: '#b31b8a',
    950: '#000000',
  },
}

SCSS

$custom: #b31b8a;
$custom-light: #ce6dac;
$custom-dark: #000000;

JSON

{
  "hex": "#b31b8a",
  "rgb": {
    "r": 179,
    "g": 27,
    "b": 138
  },
  "hsl": {
    "h": 316.184,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.52397,
    "c": 0.2093,
    "h": 342.4
  },
  "luminance": 0.12203
}

Semantic roles & 50–950 ramp

primary

#B31B8A

secondary

#5ECC7C

accent

#F06937

background

#FDF7FA

surface

#FAEDF4

border

#D3C8CE

text

#140810

muted

#837B7F

Preview Lab

Preview with #B31B8A

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

Preview Lab → · Contrast checker → · Palette generator →