#631A89#631A89

#631A89 is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.6% C 0.173 H 310.5°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#631A89
RGB	rgb(99, 26, 137)
HSL	hsl(279, 68%, 32%)
HSV	hsv(279, 81%, 54%)
CMYK	cmyk(27.7%, 81%, 0%, 46.3%)
CIE-LAB	lab(27.29, 49.68, -46.40)
CIE-LCH	lch(27.29, 67.98, 316.95°)
OKLab	oklab(39.57% 0.1124 -0.1316)
OKLCH	oklch(39.57% 0.173 310.5)
XYZ	xyz(10.0295, 5.1978, 24.1370)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A89 #40891A

analogous

#2B1A89 #631A89 #891A78

triadic

#631A89 #89631A #1A8963

tetradic

#631A89 #892B1A #40891A #1A7889

square

#631A89 #892B1A #40891A #1A7889

split-complementary

#631A89 #78891A #1A892B

monochromatic

#190622 #3E1056 #631A89 #8824BC #A742DB

Accessibility & contrast

On white

10.30

#631A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#631A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A89

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A89	#FFFFFF	#000000	##FFFFFF
##631A89	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8C

Deuteranopia (green-blind)

#004287

Tritanopia (blue-blind)

#5E3652

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631a89;
/* rgb */ color: rgb(99, 26, 137);
/* oklch */ color: oklch(39.6% 0.173 310.5);

Tailwind

colors: {
  custom: {
    50: '#9460ac',
    500: '#631a89',
    950: '#000000',
  },
}

SCSS

$custom: #631a89;
$custom-light: #9460ac;
$custom-dark: #000000;

JSON

{
  "hex": "#631a89",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 137
  },
  "hsl": {
    "h": 279.459,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39568,
    "c": 0.17309,
    "h": 310.5
  },
  "luminance": 0.05198
}

Semantic roles & 50–950 ramp

primary

#631A89

secondary

#6CBC43

accent

#EB3D78

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #631A89

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

Preview Lab → · Contrast checker → · Palette generator →