#B131B4#B131B4

#B131B4 is a mid, highly saturated purple. Relative luminance 0.148; OKLCH L 55.8% C 0.217 H 327.0°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#B131B4
RGB	rgb(177, 49, 180)
HSL	hsl(299, 57%, 45%)
HSV	hsv(299, 73%, 71%)
CMYK	cmyk(1.7%, 72.8%, 0%, 29.4%)
CIE-LAB	lab(45.42, 65.85, -42.63)
CIE-LCH	lch(45.42, 78.44, 327.08°)
OKLab	oklab(55.8% 0.1823 -0.1183)
OKLCH	oklch(55.8% 0.217 327)
XYZ	xyz(27.4675, 14.8409, 44.5890)
Luminance	0.1484 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B131B4 #34B431

analogous

#7031B4 #B131B4 #B43175

triadic

#B131B4 #B4B131 #31B4B1

tetradic

#B131B4 #B47031 #34B431 #3175B4

square

#B131B4 #B47031 #34B431 #3175B4

split-complementary

#B131B4 #75B431 #31B470

monochromatic

#521754 #822484 #B131B4 #CD52D0 #DB82DD

Accessibility & contrast

On white

5.29

#B131B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#B131B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B131B4

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B131B4	#FFFFFF	#000000	##FFFFFF
##B131B4	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1161B8

Deuteranopia (green-blind)

#5271B1

Tritanopia (blue-blind)

#B64670

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #b131b4;
/* rgb */ color: rgb(177, 49, 180);
/* oklch */ color: oklch(55.8% 0.217 327.0);

Tailwind

colors: {
  custom: {
    50: '#cc76cb',
    500: '#b131b4',
    950: '#000000',
  },
}

SCSS

$custom: #b131b4;
$custom-light: #cc76cb;
$custom-dark: #000000;

JSON

{
  "hex": "#b131b4",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 180
  },
  "hsl": {
    "h": 298.626,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.55804,
    "c": 0.21732,
    "h": 327
  },
  "luminance": 0.14839
}

Semantic roles & 50–950 ramp

primary

#B131B4

secondary

#7CC67B

accent

#E0474B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B131B4

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

Preview Lab → · Contrast checker → · Palette generator →