#B31947#B31947

#B31947 is a mid, vivid pink. Relative luminance 0.107; OKLCH L 49.9% C 0.186 H 11.6°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#B31947
RGB	rgb(179, 25, 71)
HSL	hsl(342, 75%, 40%)
HSV	hsv(342, 86%, 70%)
CMYK	cmyk(0%, 86%, 60.3%, 29.8%)
CIE-LAB	lab(39.13, 60.13, 15.03)
CIE-LCH	lch(39.13, 61.98, 14.04°)
OKLab	oklab(49.91% 0.1818 0.0372)
OKLCH	oklch(49.91% 0.186 11.6)
XYZ	xyz(20.0775, 10.7370, 6.9753)
Luminance	0.1073 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31947 #19B385

analogous

#B31994 #B31947 #B33819

triadic

#B31947 #47B319 #1947B3

tetradic

#B31947 #94B319 #19B385 #3819B3

square

#B31947 #94B319 #19B385 #3819B3

split-complementary

#B31947 #19B338 #1994B3

monochromatic

#480A1C #7D1232 #B31947 #E1285F #E85E87

Accessibility & contrast

On white

6.67

#B31947 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#B31947 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31947

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31947	#FFFFFF	#000000	##FFFFFF
##B31947	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494848

Deuteranopia (green-blind)

#6F6743

Tritanopia (blue-blind)

#C4002F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b31947;
/* rgb */ color: rgb(179, 25, 71);
/* oklch */ color: oklch(49.9% 0.186 11.6);

Tailwind

colors: {
  custom: {
    50: '#d16a79',
    500: '#b31947',
    950: '#000000',
  },
}

SCSS

$custom: #b31947;
$custom-light: #d16a79;
$custom-dark: #000000;

JSON

{
  "hex": "#b31947",
  "rgb": {
    "r": 179,
    "g": 25,
    "b": 71
  },
  "hsl": {
    "h": 342.078,
    "s": 75.49,
    "l": 40
  },
  "oklch": {
    "l": 0.49911,
    "c": 0.18554,
    "h": 11.6
  },
  "luminance": 0.10734
}

Semantic roles & 50–950 ramp

primary

#B31947

secondary

#5BCCAB

accent

#F2BA36

background

#FDF6F7

surface

#FBECED

border

#D4C7C8

text

#150809

muted

#837A7B

Preview Lab

Preview with #B31947

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

Preview Lab → · Contrast checker → · Palette generator →