#631D82#631D82

#631D82 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.3% C 0.163 H 312.9°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#631D82
RGB	rgb(99, 29, 130)
HSL	hsl(282, 64%, 31%)
HSV	hsv(282, 78%, 51%)
CMYK	cmyk(23.8%, 77.7%, 0%, 49%)
CIE-LAB	lab(27.14, 47.02, -42.27)
CIE-LCH	lch(27.14, 63.22, 318.04°)
OKLab	oklab(39.29% 0.1111 -0.1195)
OKLCH	oklch(39.29% 0.163 312.9)
XYZ	xyz(9.6135, 5.1434, 21.6011)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.22

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D82 #3C821D

analogous

#301D82 #631D82 #821D6E

triadic

#631D82 #82631D #1D8263

tetradic

#631D82 #82301D #3C821D #1D6E82

square

#631D82 #82301D #3C821D #1D6E82

split-complementary

#631D82 #6E821D #1D8230

monochromatic

#17071E #3D1250 #631D82 #8928B4 #A944D5

Accessibility & contrast

On white

10.35

#631D82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#631D82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D82

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D82	#FFFFFF	#000000	##FFFFFF
##631D82	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D85

Deuteranopia (green-blind)

#114280

Tritanopia (blue-blind)

#60344E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631d82;
/* rgb */ color: rgb(99, 29, 130);
/* oklch */ color: oklch(39.3% 0.163 312.9);

Tailwind

colors: {
  custom: {
    50: '#9361a7',
    500: '#631d82',
    950: '#000000',
  },
}

SCSS

$custom: #631d82;
$custom-light: #9361a7;
$custom-dark: #000000;

JSON

{
  "hex": "#631d82",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 130
  },
  "hsl": {
    "h": 281.584,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39291,
    "c": 0.16318,
    "h": 312.9
  },
  "luminance": 0.05143
}

Semantic roles & 50–950 ramp

primary

#631D82

secondary

#68B546

accent

#E74174

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D050F

muted

#7E7A7F

Preview Lab

Preview with #631D82

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

Preview Lab → · Contrast checker → · Palette generator →