#B31653#B31653

#B31653 is a mid, vivid pink. Relative luminance 0.108; OKLCH L 50.1% C 0.189 H 5.9°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#B31653
RGB	rgb(179, 22, 83)
HSL	hsl(337, 78%, 39%)
HSV	hsv(337, 88%, 70%)
CMYK	cmyk(0%, 87.7%, 53.6%, 29.8%)
CIE-LAB	lab(39.22, 61.56, 7.48)
CIE-LCH	lch(39.22, 62.02, 6.93°)
OKLab	oklab(50.07% 0.1883 0.0194)
OKLCH	oklch(50.07% 0.189 5.9)
XYZ	xyz(20.4406, 10.7851, 9.1873)
Luminance	0.1078 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31653 #16B376

analogous

#B316A2 #B31653 #B32816

triadic

#B31653 #53B316 #1653B3

tetradic

#B31653 #A2B316 #16B376 #2816B3

square

#B31653 #A2B316 #16B376 #2816B3

split-complementary

#B31653 #16B328 #16A2B3

monochromatic

#460920 #7C0F3A #B31653 #E4226E #EB5991

Accessibility & contrast

On white

6.65

#B31653 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B31653 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31653

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31653	#FFFFFF	#000000	##FFFFFF
##B31653	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454954

Deuteranopia (green-blind)

#6D674F

Tritanopia (blue-blind)

#C40034

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b31653;
/* rgb */ color: rgb(179, 22, 83);
/* oklch */ color: oklch(50.1% 0.189 5.9);

Tailwind

colors: {
  custom: {
    50: '#d16a83',
    500: '#b31653',
    950: '#000000',
  },
}

SCSS

$custom: #b31653;
$custom-light: #d16a83;
$custom-dark: #000000;

JSON

{
  "hex": "#b31653",
  "rgb": {
    "r": 179,
    "g": 22,
    "b": 83
  },
  "hsl": {
    "h": 336.688,
    "s": 78.109,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50066,
    "c": 0.18929,
    "h": 5.9
  },
  "luminance": 0.10782
}

Semantic roles & 50–950 ramp

primary

#B31653

secondary

#57CEA0

accent

#F5A933

background

#FDF6F7

surface

#FBECEE

border

#D4C7C9

text

#15080A

muted

#837A7C

Preview Lab

Preview with #B31653

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

Preview Lab → · Contrast checker → · Palette generator →