#631570#631570

#631570 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.2% C 0.155 H 321.4°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#631570
RGB	rgb(99, 21, 112)
HSL	hsl(291, 68%, 26%)
HSV	hsv(291, 81%, 44%)
CMYK	cmyk(11.6%, 81.2%, 0%, 56.1%)
CIE-LAB	lab(24.83, 46.20, -34.55)
CIE-LCH	lch(24.83, 57.69, 323.21°)
OKLab	oklab(37.24% 0.1212 -0.0968)
OKLCH	oklch(37.24% 0.155 321.4)
XYZ	xyz(8.3381, 4.3593, 15.7283)
Luminance	0.0436 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631570 #227015

analogous

#351570 #631570 #70154F

triadic

#631570 #706315 #157063

tetradic

#631570 #703515 #227015 #154F70

square

#631570 #703515 #227015 #154F70

split-complementary

#631570 #4F7015 #157035

monochromatic

#17051A #350B3C #631570 #911FA4 #BE29D7

Accessibility & contrast

On white

11.22

#631570 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#631570 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631570

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631570	#FFFFFF	#000000	##FFFFFF
##631570	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003672

Deuteranopia (green-blind)

#213E6E

Tritanopia (blue-blind)

#642842

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631570;
/* rgb */ color: rgb(99, 21, 112);
/* oklch */ color: oklch(37.2% 0.155 321.4);

Tailwind

colors: {
  custom: {
    50: '#935d99',
    500: '#631570',
    950: '#000000',
  },
}

SCSS

$custom: #631570;
$custom-light: #935d99;
$custom-dark: #000000;

JSON

{
  "hex": "#631570",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 112
  },
  "hsl": {
    "h": 291.429,
    "s": 68.421,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37241,
    "c": 0.15513,
    "h": 321.4
  },
  "luminance": 0.04359
}

Semantic roles & 50–950 ramp

primary

#631570

secondary

#4AA63B

accent

#EB3D55

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631570

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

Preview Lab → · Contrast checker → · Palette generator →