#631E77#631E77

#631E77 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.6% C 0.151 H 317.5°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#631E77
RGB	rgb(99, 30, 119)
HSL	hsl(287, 60%, 29%)
HSV	hsv(287, 75%, 47%)
CMYK	cmyk(16.8%, 74.8%, 0%, 53.3%)
CIE-LAB	lab(26.49, 44.25, -36.36)
CIE-LCH	lch(26.49, 57.27, 320.59°)
OKLab	oklab(38.58% 0.1116 -0.1022)
OKLCH	oklch(38.58% 0.151 317.5)
XYZ	xyz(8.9392, 4.9135, 17.9267)
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

#631E77 #32771E

analogous

#371E77 #631E77 #771E5F

triadic

#631E77 #77631E #1E7763

tetradic

#631E77 #77371E #32771E #1E5F77

square

#631E77 #77371E #32771E #1E5F77

split-complementary

#631E77 #5F771E #1E7737

monochromatic

#140618 #3A1246 #631E77 #8C2AA8 #AF40CF

Accessibility & contrast

On white

10.59

#631E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#631E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E77

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E77	#FFFFFF	#000000	##FFFFFF
##631E77	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)

#003A7A

Deuteranopia (green-blind)

#214175

Tritanopia (blue-blind)

#623048

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #631e77;
/* rgb */ color: rgb(99, 30, 119);
/* oklch */ color: oklch(38.6% 0.151 317.5);

Tailwind

colors: {
  custom: {
    50: '#93619f',
    500: '#631e77',
    950: '#000000',
  },
}

SCSS

$custom: #631e77;
$custom-light: #93619f;
$custom-dark: #000000;

JSON

{
  "hex": "#631e77",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 119
  },
  "hsl": {
    "h": 286.517,
    "s": 59.732,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38576,
    "c": 0.15132,
    "h": 317.5
  },
  "luminance": 0.04913
}

Semantic roles & 50–950 ramp

primary

#631E77

secondary

#5DAB46

accent

#E34568

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D050E

muted

#7E7A7E

Preview Lab

Preview with #631E77

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

Preview Lab → · Contrast checker → · Palette generator →