#B31A48#B31A48

#B31A48 is a mid, vivid pink. Relative luminance 0.108; OKLCH L 50.0% C 0.185 H 11.2°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#B31A48
RGB	rgb(179, 26, 72)
HSL	hsl(342, 75%, 40%)
HSV	hsv(342, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 59.8%, 29.8%)
CIE-LAB	lab(39.23, 59.98, 14.53)
CIE-LCH	lch(39.23, 61.72, 13.61°)
OKLab	oklab(49.99% 0.1815 0.036)
OKLCH	oklch(49.99% 0.185 11.2)
XYZ	xyz(20.1316, 10.7934, 7.1529)
Luminance	0.1079 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A48 #1AB385

analogous

#B31A94 #B31A48 #B3391A

triadic

#B31A48 #48B31A #1A48B3

tetradic

#B31A48 #94B31A #1AB385 #391AB3

square

#B31A48 #94B31A #1AB385 #391AB3

split-complementary

#B31A48 #1AB339 #1A94B3

monochromatic

#480A1D #7E1233 #B31A48 #E02A61 #E86089

Accessibility & contrast

On white

6.65

#B31A48 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B31A48 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A48

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A48	#FFFFFF	#000000	##FFFFFF
##B31A48	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)

#494949

Deuteranopia (green-blind)

#6F6744

Tritanopia (blue-blind)

#C4002F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b31a48;
/* rgb */ color: rgb(179, 26, 72);
/* oklch */ color: oklch(50.0% 0.185 11.2);

Tailwind

colors: {
  custom: {
    50: '#d16a7a',
    500: '#b31a48',
    950: '#000000',
  },
}

SCSS

$custom: #b31a48;
$custom-light: #d16a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a48",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 72
  },
  "hsl": {
    "h": 341.961,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49989,
    "c": 0.18502,
    "h": 11.2
  },
  "luminance": 0.1079
}

Semantic roles & 50–950 ramp

primary

#B31A48

secondary

#5DCCAB

accent

#F1B937

background

#FDF6F7

surface

#FBECED

border

#D4C7C8

text

#150809

muted

#837A7B

Preview Lab

Preview with #B31A48

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

Preview Lab → · Contrast checker → · Palette generator →