#B31A50#B31A50

#B31A50 is a mid, vivid pink. Relative luminance 0.109; OKLCH L 50.2% C 0.186 H 7.6°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#B31A50
RGB	rgb(179, 26, 80)
HSL	hsl(339, 75%, 40%)
HSV	hsv(339, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 55.3%, 29.8%)
CIE-LAB	lab(39.42, 60.54, 9.68)
CIE-LCH	lch(39.42, 61.30, 9.09°)
OKLab	oklab(50.19% 0.1846 0.0247)
OKLCH	oklch(50.19% 0.186 7.6)
XYZ	xyz(20.4098, 10.9047, 8.6180)
Luminance	0.1090 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A50 #1AB37D

analogous

#B31A9C #B31A50 #B3311A

triadic

#B31A50 #50B31A #1A50B3

tetradic

#B31A50 #9CB31A #1AB37D #311AB3

square

#B31A50 #9CB31A #1AB37D #311AB3

split-complementary

#B31A50 #1AB331 #1A9CB3

monochromatic

#480A20 #7E1238 #B31A50 #E02A6A #E86090

Accessibility & contrast

On white

6.60

#B31A50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#B31A50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A50

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A50	#FFFFFF	#000000	##FFFFFF
##B31A50	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474A51

Deuteranopia (green-blind)

#6E674C

Tritanopia (blue-blind)

#C40033

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31a50;
/* rgb */ color: rgb(179, 26, 80);
/* oklch */ color: oklch(50.2% 0.186 7.6);

Tailwind

colors: {
  custom: {
    50: '#d16b80',
    500: '#b31a50',
    950: '#000000',
  },
}

SCSS

$custom: #b31a50;
$custom-light: #d16b80;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a50",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 80
  },
  "hsl": {
    "h": 338.824,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50189,
    "c": 0.18621,
    "h": 7.6
  },
  "luminance": 0.10902
}

Semantic roles & 50–950 ramp

primary

#B31A50

secondary

#5DCCA5

accent

#F1AF37

background

#FDF6F7

surface

#FBECEE

border

#D4C7C9

text

#15080A

muted

#837A7C

Preview Lab

Preview with #B31A50

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

Preview Lab → · Contrast checker → · Palette generator →