#B5378B#B5378B

#B5378B is a mid, vivid pink. Relative luminance 0.144; OKLCH L 54.9% C 0.183 H 344.0°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#B5378B
RGB	rgb(181, 55, 139)
HSL	hsl(320, 53%, 46%)
HSV	hsv(320, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 23.2%, 29%)
CIE-LAB	lab(44.83, 58.50, -19.01)
CIE-LCH	lch(44.83, 61.51, 342.00°)
OKLab	oklab(54.86% 0.1762 -0.0507)
OKLCH	oklch(54.86% 0.183 344)
XYZ	xyz(25.0833, 14.4228, 25.8840)
Luminance	0.1442 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5378B #37B561

analogous

#A037B5 #B5378B #B5374C

triadic

#B5378B #8BB537 #378BB5

tetradic

#B5378B #B5A037 #37B561 #374CB5

square

#B5378B #B5A037 #37B561 #374CB5

split-complementary

#B5378B #4CB537 #37B5A0

monochromatic

#571A43 #862967 #B5378B #CD5CA8 #DC8BC1

Accessibility & contrast

On white

5.41

#B5378B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#B5378B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5378B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5378B	#FFFFFF	#000000	##FFFFFF
##B5378B	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445D8D

Deuteranopia (green-blind)

#6A7288

Tritanopia (blue-blind)

#C1365C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b5378b;
/* rgb */ color: rgb(181, 55, 139);
/* oklch */ color: oklch(54.9% 0.183 344.0);

Tailwind

colors: {
  custom: {
    50: '#cf78ad',
    500: '#b5378b',
    950: '#000000',
  },
}

SCSS

$custom: #b5378b;
$custom-light: #cf78ad;
$custom-dark: #000000;

JSON

{
  "hex": "#b5378b",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 139
  },
  "hsl": {
    "h": 320,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54864,
    "c": 0.18339,
    "h": 344
  },
  "luminance": 0.1442
}

Semantic roles & 50–950 ramp

primary

#B5378B

secondary

#82C699

accent

#DD7C4B

background

#FDF7FA

surface

#FAEEF4

border

#D3C9CE

text

#140A10

muted

#837C7F

Preview Lab

Preview with #B5378B

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

Preview Lab → · Contrast checker → · Palette generator →