#631870#631870

#631870 is a dark, vivid purple. Relative luminance 0.045; OKLCH L 37.5% C 0.152 H 321.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#631870
RGB	rgb(99, 24, 112)
HSL	hsl(291, 65%, 27%)
HSV	hsv(291, 79%, 44%)
CMYK	cmyk(11.6%, 78.6%, 0%, 56.1%)
CIE-LAB	lab(25.19, 45.15, -33.97)
CIE-LCH	lch(25.19, 56.51, 323.05°)
OKLab	oklab(37.5% 0.1184 -0.0951)
OKLCH	oklch(37.5% 0.152 321.2)
XYZ	xyz(8.3965, 4.4762, 15.7478)
Luminance	0.0448 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631870 #257018

analogous

#371870 #631870 #701851

triadic

#631870 #706318 #187063

tetradic

#631870 #703718 #257018 #185170

square

#631870 #703718 #257018 #185170

split-complementary

#631870 #517018 #187037

monochromatic

#160519 #360D3E #631870 #9023A2 #BB30D3

Accessibility & contrast

On white

11.08

#631870 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#631870 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631870

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631870	#FFFFFF	#000000	##FFFFFF
##631870	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003772

Deuteranopia (green-blind)

#233E6E

Tritanopia (blue-blind)

#642943

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #631870;
/* rgb */ color: rgb(99, 24, 112);
/* oklch */ color: oklch(37.5% 0.152 321.2);

Tailwind

colors: {
  custom: {
    50: '#935e99',
    500: '#631870',
    950: '#000000',
  },
}

SCSS

$custom: #631870;
$custom-light: #935e99;
$custom-dark: #000000;

JSON

{
  "hex": "#631870",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 112
  },
  "hsl": {
    "h": 291.136,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.37498,
    "c": 0.15191,
    "h": 321.2
  },
  "luminance": 0.04476
}

Semantic roles & 50–950 ramp

primary

#631870

secondary

#4EA53E

accent

#E84059

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631870

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

Preview Lab → · Contrast checker → · Palette generator →