#631858#631858

#631858 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.0% C 0.131 H 334.5°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#631858
RGB	rgb(99, 24, 88)
HSL	hsl(309, 61%, 24%)
HSV	hsv(309, 76%, 39%)
CMYK	cmyk(0%, 75.8%, 11.1%, 61.2%)
CIE-LAB	lab(23.71, 40.73, -20.63)
CIE-LCH	lch(23.71, 45.66, 333.14°)
OKLab	oklab(35.96% 0.1185 -0.0564)
OKLCH	oklch(35.96% 0.131 334.5)
XYZ	xyz(7.2337, 4.0111, 9.6239)
Luminance	0.0401 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631858 #186323

analogous

#491863 #631858 #631833

triadic

#631858 #586318 #185863

tetradic

#631858 #634918 #186323 #183363

square

#631858 #634918 #186323 #183363

split-complementary

#631858 #336318 #186349

monochromatic

#190616 #320C2C #631858 #942484 #C630B0

Accessibility & contrast

On white

11.65

#631858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#631858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631858

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631858	#FFFFFF	#000000	##FFFFFF
##631858	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17315A

Deuteranopia (green-blind)

#323C56

Tritanopia (blue-blind)

#681E36

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #631858;
/* rgb */ color: rgb(99, 24, 88);
/* oklch */ color: oklch(36.0% 0.131 334.5);

Tailwind

colors: {
  custom: {
    50: '#925d87',
    500: '#631858',
    950: '#000000',
  },
}

SCSS

$custom: #631858;
$custom-light: #925d87;
$custom-dark: #000000;

JSON

{
  "hex": "#631858",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 88
  },
  "hsl": {
    "h": 308.8,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35962,
    "c": 0.13121,
    "h": 334.5
  },
  "luminance": 0.0401
}

Semantic roles & 50–950 ramp

primary

#631858

secondary

#3E994B

accent

#E45B44

background

#F9F5F8

surface

#F2E9EF

border

#CCC5CA

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #631858

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

Preview Lab → · Contrast checker → · Palette generator →