#B131C8#B131C8

#B131C8 is a mid, highly saturated purple. Relative luminance 0.157; OKLCH L 57.0% C 0.233 H 321.0°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#B131C8
RGB	rgb(177, 49, 200)
HSL	hsl(291, 61%, 49%)
HSV	hsv(291, 76%, 78%)
CMYK	cmyk(11.5%, 75.5%, 0%, 21.6%)
CIE-LAB	lab(46.60, 69.30, -52.41)
CIE-LCH	lch(46.60, 86.88, 322.90°)
OKLab	oklab(57.03% 0.1812 -0.1468)
OKLCH	oklch(57.03% 0.233 321)
XYZ	xyz(29.6539, 15.7155, 56.1038)
Luminance	0.1571 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B131C8 #48C831

analogous

#6631C8 #B131C8 #C83194

triadic

#B131C8 #C8B131 #31C8B1

tetradic

#B131C8 #C86631 #48C831 #3194C8

square

#B131C8 #C86631 #48C831 #3194C8

split-complementary

#B131C8 #94C831 #31C866

monochromatic

#5A1966 #852597 #B131C8 #C55FD8 #D790E4

Accessibility & contrast

On white

5.07

#B131C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#B131C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B131C8

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B131C8	#FFFFFF	#000000	##FFFFFF
##B131C8	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CC

Deuteranopia (green-blind)

#4373C5

Tritanopia (blue-blind)

#B2507B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b131c8;
/* rgb */ color: rgb(177, 49, 200);
/* oklch */ color: oklch(57.0% 0.233 321.0);

Tailwind

colors: {
  custom: {
    50: '#cc77d9',
    500: '#b131c8',
    950: '#000000',
  },
}

SCSS

$custom: #b131c8;
$custom-light: #cc77d9;
$custom-dark: #000000;

JSON

{
  "hex": "#b131c8",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 200
  },
  "hsl": {
    "h": 290.861,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57027,
    "c": 0.23324,
    "h": 321
  },
  "luminance": 0.15714
}

Semantic roles & 50–950 ramp

primary

#B131C8

secondary

#91CE86

accent

#E4445C

background

#FDF7FD

surface

#FAEEFB

border

#D3C9D4

text

#140A15

muted

#837C83

Preview Lab

Preview with #B131C8

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

Preview Lab → · Contrast checker → · Palette generator →