#631D79#631D79

#631D79 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.6% C 0.154 H 316.7°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#631D79
RGB	rgb(99, 29, 121)
HSL	hsl(286, 61%, 29%)
HSV	hsv(286, 76%, 47%)
CMYK	cmyk(18.2%, 76%, 0%, 52.5%)
CIE-LAB	lab(26.48, 45.08, -37.64)
CIE-LCH	lch(26.48, 58.73, 320.14°)
OKLab	oklab(38.62% 0.1124 -0.1059)
OKLCH	oklch(38.62% 0.154 316.7)
XYZ	xyz(9.0356, 4.9122, 18.5577)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D79 #33791D

analogous

#351D79 #631D79 #791D61

triadic

#631D79 #79631D #1D7963

tetradic

#631D79 #79351D #33791D #1D6179

square

#631D79 #79351D #33791D #1D6179

split-complementary

#631D79 #61791D #1D7935

monochromatic

#140619 #3B1148 #631D79 #8B29AA #AE3FD1

Accessibility & contrast

On white

10.59

#631D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#631D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D79

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D79	#FFFFFF	#000000	##FFFFFF
##631D79	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7C

Deuteranopia (green-blind)

#1E4177

Tritanopia (blue-blind)

#623049

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #631d79;
/* rgb */ color: rgb(99, 29, 121);
/* oklch */ color: oklch(38.6% 0.154 316.7);

Tailwind

colors: {
  custom: {
    50: '#9361a0',
    500: '#631d79',
    950: '#000000',
  },
}

SCSS

$custom: #631d79;
$custom-light: #9361a0;
$custom-dark: #000000;

JSON

{
  "hex": "#631d79",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 121
  },
  "hsl": {
    "h": 285.652,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38618,
    "c": 0.15447,
    "h": 316.7
  },
  "luminance": 0.04912
}

Semantic roles & 50–950 ramp

primary

#631D79

secondary

#5EAD45

accent

#E4436A

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D050F

muted

#7E7A7E

Preview Lab

Preview with #631D79

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

Preview Lab → · Contrast checker → · Palette generator →