#631E76#631E76

#631E76 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.5% C 0.150 H 318.0°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#631E76
RGB	rgb(99, 30, 118)
HSL	hsl(287, 59%, 29%)
HSV	hsv(287, 75%, 46%)
CMYK	cmyk(16.1%, 74.6%, 0%, 53.7%)
CIE-LAB	lab(26.42, 44.04, -35.84)
CIE-LCH	lch(26.42, 56.78, 320.86°)
OKLab	oklab(38.51% 0.1117 -0.1006)
OKLCH	oklch(38.51% 0.15 318)
XYZ	xyz(8.8794, 4.8896, 17.6121)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631E76 #31761E

analogous

#371E76 #631E76 #761E5D

triadic

#631E76 #76631E #1E7663

tetradic

#631E76 #76371E #31761E #1E5D76

square

#631E76 #76371E #31761E #1E5D76

split-complementary

#631E76 #5D761E #1E7637

monochromatic

#140618 #3A1245 #631E76 #8C2AA7 #B040CE

Accessibility & contrast

On white

10.62

#631E76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#631E76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E76

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E76	#FFFFFF	#000000	##FFFFFF
##631E76	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A78

Deuteranopia (green-blind)

#224174

Tritanopia (blue-blind)

#623048

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631e76;
/* rgb */ color: rgb(99, 30, 118);
/* oklch */ color: oklch(38.5% 0.150 318.0);

Tailwind

colors: {
  custom: {
    50: '#93619e',
    500: '#631e76',
    950: '#000000',
  },
}

SCSS

$custom: #631e76;
$custom-light: #93619e;
$custom-dark: #000000;

JSON

{
  "hex": "#631e76",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 118
  },
  "hsl": {
    "h": 287.045,
    "s": 59.459,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38505,
    "c": 0.15035,
    "h": 318
  },
  "luminance": 0.04889
}

Semantic roles & 50–950 ramp

primary

#631E76

secondary

#5CAA46

accent

#E34567

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D050E

muted

#7E7A7E

Preview Lab

Preview with #631E76

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

Preview Lab → · Contrast checker → · Palette generator →