#B31A54#B31A54

#B31A54 is a mid, vivid pink. Relative luminance 0.110; OKLCH L 50.3% C 0.187 H 5.8°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B31A54
RGB	rgb(179, 26, 84)
HSL	hsl(337, 75%, 40%)
HSV	hsv(337, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 53.1%, 29.8%)
CIE-LAB	lab(39.52, 60.83, 7.27)
CIE-LCH	lch(39.52, 61.27, 6.82°)
OKLab	oklab(50.3% 0.1861 0.0189)
OKLCH	oklch(50.3% 0.187 5.8)
XYZ	xyz(20.5620, 10.9656, 9.4196)
Luminance	0.1096 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A54 #1AB379

analogous

#B31AA0 #B31A54 #B32D1A

triadic

#B31A54 #54B31A #1A54B3

tetradic

#B31A54 #A0B31A #1AB379 #2D1AB3

square

#B31A54 #A0B31A #1AB379 #2D1AB3

split-complementary

#B31A54 #1AB32D #1AA0B3

monochromatic

#480A22 #7E123B #B31A54 #E02A6F #E86093

Accessibility & contrast

On white

6.58

#B31A54 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B31A54 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A54

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A54	#FFFFFF	#000000	##FFFFFF
##B31A54	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464A55

Deuteranopia (green-blind)

#6D6850

Tritanopia (blue-blind)

#C40035

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31a54;
/* rgb */ color: rgb(179, 26, 84);
/* oklch */ color: oklch(50.3% 0.187 5.8);

Tailwind

colors: {
  custom: {
    50: '#d06b83',
    500: '#b31a54',
    950: '#000000',
  },
}

SCSS

$custom: #b31a54;
$custom-light: #d06b83;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a54",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 84
  },
  "hsl": {
    "h": 337.255,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50298,
    "c": 0.18702,
    "h": 5.8
  },
  "luminance": 0.10963
}

Semantic roles & 50–950 ramp

primary

#B31A54

secondary

#5DCCA2

accent

#F1AA37

background

#FDF6F8

surface

#FBECEF

border

#D4C7CA

text

#15080A

muted

#837A7C

Preview Lab

Preview with #B31A54

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

Preview Lab → · Contrast checker → · Palette generator →