#631A82#631A82

#631A82 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.0% C 0.166 H 313.2°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#631A82
RGB	rgb(99, 26, 130)
HSL	hsl(282, 67%, 31%)
HSV	hsv(282, 80%, 51%)
CMYK	cmyk(23.8%, 80%, 0%, 49%)
CIE-LAB	lab(26.74, 48.15, -42.91)
CIE-LCH	lch(26.74, 64.49, 318.30°)
OKLab	oklab(39.01% 0.1139 -0.1213)
OKLCH	oklch(39.01% 0.166 313.2)
XYZ	xyz(9.5435, 5.0034, 21.5778)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A82 #39821A

analogous

#2F1A82 #631A82 #821A6D

triadic

#631A82 #82631A #1A8263

tetradic

#631A82 #822F1A #39821A #1A6D82

square

#631A82 #822F1A #39821A #1A6D82

split-complementary

#631A82 #6D821A #1A822F

monochromatic

#15061C #3C104F #631A82 #8A24B5 #AA3ED8

Accessibility & contrast

On white

10.50

#631A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#631A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A82

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A82	#FFFFFF	#000000	##FFFFFF
##631A82	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C85

Deuteranopia (green-blind)

#0C4180

Tritanopia (blue-blind)

#60334E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #631a82;
/* rgb */ color: rgb(99, 26, 130);
/* oklch */ color: oklch(39.0% 0.166 313.2);

Tailwind

colors: {
  custom: {
    50: '#9360a7',
    500: '#631a82',
    950: '#000000',
  },
}

SCSS

$custom: #631a82;
$custom-light: #9360a7;
$custom-dark: #000000;

JSON

{
  "hex": "#631a82",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 130
  },
  "hsl": {
    "h": 282.115,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39012,
    "c": 0.16643,
    "h": 313.2
  },
  "luminance": 0.05003
}

Semantic roles & 50–950 ramp

primary

#631A82

secondary

#65B642

accent

#EA3E71

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #631A82

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

Preview Lab → · Contrast checker → · Palette generator →