#B31550#B31550

#B31550 is a mid, vivid pink. Relative luminance 0.107; OKLCH L 49.9% C 0.189 H 7.1°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B31550
RGB	rgb(179, 21, 80)
HSL	hsl(338, 79%, 39%)
HSV	hsv(338, 88%, 70%)
CMYK	cmyk(0%, 88.3%, 55.3%, 29.8%)
CIE-LAB	lab(39.07, 61.53, 9.20)
CIE-LCH	lch(39.07, 62.21, 8.50°)
OKLab	oklab(49.94% 0.1878 0.0235)
OKLCH	oklch(49.94% 0.189 7.1)
XYZ	xyz(20.3086, 10.7023, 8.5842)
Luminance	0.1070 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31550 #15B378

analogous

#B3159F #B31550 #B32915

triadic

#B31550 #50B315 #1550B3

tetradic

#B31550 #9FB315 #15B378 #2915B3

square

#B31550 #9FB315 #15B378 #2915B3

split-complementary

#B31550 #15B329 #159FB3

monochromatic

#45081F #7C0F38 #B31550 #E5206A #EB578E

Accessibility & contrast

On white

6.69

#B31550 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B31550 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31550

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31550	#FFFFFF	#000000	##FFFFFF
##B31550	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454851

Deuteranopia (green-blind)

#6D674C

Tritanopia (blue-blind)

#C40032

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b31550;
/* rgb */ color: rgb(179, 21, 80);
/* oklch */ color: oklch(49.9% 0.189 7.1);

Tailwind

colors: {
  custom: {
    50: '#d16980',
    500: '#b31550',
    950: '#000000',
  },
}

SCSS

$custom: #b31550;
$custom-light: #d16980;
$custom-dark: #000000;

JSON

{
  "hex": "#b31550",
  "rgb": {
    "r": 179,
    "g": 21,
    "b": 80
  },
  "hsl": {
    "h": 337.595,
    "s": 79,
    "l": 39.216
  },
  "oklch": {
    "l": 0.49937,
    "c": 0.18926,
    "h": 7.1
  },
  "luminance": 0.10699
}

Semantic roles & 50–950 ramp

primary

#B31550

secondary

#56CEA1

accent

#F5AD32

background

#FDF6F7

surface

#FBECEE

border

#D4C7C9

text

#15070A

muted

#837A7C

Preview Lab

Preview with #B31550

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

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