#631D73#631D73

#631D73 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.2% C 0.149 H 319.5°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#631D73
RGB	rgb(99, 29, 115)
HSL	hsl(289, 60%, 28%)
HSV	hsv(289, 75%, 45%)
CMYK	cmyk(13.9%, 74.8%, 0%, 54.9%)
CIE-LAB	lab(26.07, 43.83, -34.48)
CIE-LCH	lch(26.07, 55.77, 321.80°)
OKLab	oklab(38.19% 0.113 -0.0967)
OKLCH	oklch(38.19% 0.149 319.5)
XYZ	xyz(8.6791, 4.7696, 16.6798)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D73 #2D731D

analogous

#381D73 #631D73 #731D58

triadic

#631D73 #73631D #1D7363

tetradic

#631D73 #73381D #2D731D #1D5873

square

#631D73 #73381D #2D731D #1D5873

split-complementary

#631D73 #58731D #1D7338

monochromatic

#150618 #391142 #631D73 #8D29A4 #B33CCE

Accessibility & contrast

On white

10.75

#631D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#631D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D73

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D73	#FFFFFF	#000000	##FFFFFF
##631D73	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003975

Deuteranopia (green-blind)

#244071

Tritanopia (blue-blind)

#632E46

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631d73;
/* rgb */ color: rgb(99, 29, 115);
/* oklch */ color: oklch(38.2% 0.149 319.5);

Tailwind

colors: {
  custom: {
    50: '#92609c',
    500: '#631d73',
    950: '#000000',
  },
}

SCSS

$custom: #631d73;
$custom-light: #92609c;
$custom-dark: #000000;

JSON

{
  "hex": "#631d73",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 115
  },
  "hsl": {
    "h": 288.837,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3819,
    "c": 0.14873,
    "h": 319.5
  },
  "luminance": 0.04769
}

Semantic roles & 50–950 ramp

primary

#631D73

secondary

#57A745

accent

#E34562

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631D73

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

Preview Lab → · Contrast checker → · Palette generator →