#631372#631372

#631372 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 37.2% C 0.159 H 320.6°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#631372
RGB	rgb(99, 19, 114)
HSL	hsl(291, 71%, 26%)
HSV	hsv(291, 83%, 45%)
CMYK	cmyk(13.2%, 83.3%, 0%, 55.3%)
CIE-LAB	lab(24.75, 47.22, -35.97)
CIE-LCH	lch(24.75, 59.36, 322.71°)
OKLab	oklab(37.23% 0.1227 -0.1009)
OKLCH	oklch(37.23% 0.159 320.6)
XYZ	xyz(8.4154, 4.3338, 16.3096)
Luminance	0.0433 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631372 #227213

analogous

#331372 #631372 #721351

triadic

#631372 #726313 #137263

tetradic

#631372 #723313 #227213 #135172

square

#631372 #723313 #227213 #135172

split-complementary

#631372 #517213 #137233

monochromatic

#17041A #350A3E #631372 #911CA6 #BE25DB

Accessibility & contrast

On white

11.25

#631372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#631372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631372

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631372	#FFFFFF	#000000	##FFFFFF
##631372	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003574

Deuteranopia (green-blind)

#1E3D70

Tritanopia (blue-blind)

#632843

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631372;
/* rgb */ color: rgb(99, 19, 114);
/* oklch */ color: oklch(37.2% 0.159 320.6);

Tailwind

colors: {
  custom: {
    50: '#935c9b',
    500: '#631372',
    950: '#000000',
  },
}

SCSS

$custom: #631372;
$custom-light: #935c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#631372",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 114
  },
  "hsl": {
    "h": 290.526,
    "s": 71.429,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37229,
    "c": 0.15885,
    "h": 320.6
  },
  "luminance": 0.04333
}

Semantic roles & 50–950 ramp

primary

#631372

secondary

#4AA938

accent

#EE3A56

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631372

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

Preview Lab → · Contrast checker → · Palette generator →