#B31F59#B31F59

#B31F59 is a mid, vivid pink. Relative luminance 0.113; OKLCH L 50.7% C 0.185 H 4.0°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#B31F59
RGB	rgb(179, 31, 89)
HSL	hsl(336, 70%, 41%)
HSV	hsv(336, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 50.3%, 29.8%)
CIE-LAB	lab(40.06, 60.08, 4.86)
CIE-LCH	lch(40.06, 60.27, 4.62°)
OKLab	oklab(50.74% 0.1841 0.013)
OKLCH	oklch(50.74% 0.185 4)
XYZ	xyz(20.8854, 11.2879, 10.5283)
Luminance	0.1129 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F59 #1FB379

analogous

#B31FA3 #B31F59 #B32F1F

triadic

#B31F59 #59B31F #1F59B3

tetradic

#B31F59 #A3B31F #1FB379 #2F1FB3

square

#B31F59 #A3B31F #1FB379 #2F1FB3

split-complementary

#B31F59 #1FB32F #1FA3B3

monochromatic

#4B0D25 #7F163F #B31F59 #DC3375 #E56899

Accessibility & contrast

On white

6.45

#B31F59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B31F59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F59

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F59	#FFFFFF	#000000	##FFFFFF
##B31F59	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C5A

Deuteranopia (green-blind)

#6E6956

Tritanopia (blue-blind)

#C3003A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31f59;
/* rgb */ color: rgb(179, 31, 89);
/* oklch */ color: oklch(50.7% 0.185 4.0);

Tailwind

colors: {
  custom: {
    50: '#d06c87',
    500: '#b31f59',
    950: '#000000',
  },
}

SCSS

$custom: #b31f59;
$custom-light: #d06c87;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f59",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 89
  },
  "hsl": {
    "h": 336.486,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50737,
    "c": 0.1846,
    "h": 4
  },
  "luminance": 0.11285
}

Semantic roles & 50–950 ramp

primary

#B31F59

secondary

#64CAA2

accent

#EDA73B

background

#FDF7F8

surface

#FBEDEF

border

#D4C8CA

text

#15080B

muted

#837B7C

Preview Lab

Preview with #B31F59

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

Preview Lab → · Contrast checker → · Palette generator →