#631376#631376

#631376 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.5% C 0.162 H 318.7°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#631376
RGB	rgb(99, 19, 118)
HSL	hsl(288, 72%, 27%)
HSV	hsv(288, 84%, 46%)
CMYK	cmyk(16.1%, 83.9%, 0%, 53.7%)
CIE-LAB	lab(25.04, 48.01, -38.06)
CIE-LCH	lch(25.04, 61.27, 321.59°)
OKLab	oklab(37.53% 0.122 -0.1071)
OKLCH	oklch(37.53% 0.162 318.7)
XYZ	xyz(8.6480, 4.4268, 17.5350)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Darkish Purple

#751973

ΔE00 4.63

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631376 #267613

analogous

#321376 #631376 #761358

triadic

#631376 #766313 #137663

tetradic

#631376 #763213 #267613 #135876

square

#631376 #763213 #267613 #135876

split-complementary

#631376 #587613 #137632

monochromatic

#16041A #370B41 #631376 #8F1BAB #B927DC

Accessibility & contrast

On white

11.14

#631376 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#631376 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631376

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631376	#FFFFFF	#000000	##FFFFFF
##631376	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003679

Deuteranopia (green-blind)

#1A3E74

Tritanopia (blue-blind)

#632A45

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631376;
/* rgb */ color: rgb(99, 19, 118);
/* oklch */ color: oklch(37.5% 0.162 318.7);

Tailwind

colors: {
  custom: {
    50: '#935d9e',
    500: '#631376',
    950: '#000000',
  },
}

SCSS

$custom: #631376;
$custom-light: #935d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#631376",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 118
  },
  "hsl": {
    "h": 288.485,
    "s": 72.263,
    "l": 26.863
  },
  "oklch": {
    "l": 0.37525,
    "c": 0.16236,
    "h": 318.7
  },
  "luminance": 0.04426
}

Semantic roles & 50–950 ramp

primary

#631376

secondary

#4FAC39

accent

#EF395C

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631376

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

Preview Lab → · Contrast checker → · Palette generator →