#631366#631366

#631366 is a dark, vivid purple. Relative luminance 0.041; OKLCH L 36.4% C 0.149 H 326.5°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#631366
RGB	rgb(99, 19, 102)
HSL	hsl(298, 69%, 24%)
HSV	hsv(298, 81%, 40%)
CMYK	cmyk(2.9%, 81.4%, 0%, 60%)
CIE-LAB	lab(23.93, 44.96, -29.50)
CIE-LCH	lch(23.93, 53.77, 326.73°)
OKLab	oklab(36.39% 0.1239 -0.082)
OKLCH	oklch(36.39% 0.149 326.5)
XYZ	xyz(7.7766, 4.0782, 12.9454)
Luminance	0.0408 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631366 #166613

analogous

#391366 #631366 #66133F

triadic

#631366 #666313 #136663

tetradic

#631366 #663913 #166613 #133F66

square

#631366 #663913 #166613 #133F66

split-complementary

#631366 #3F6613 #136639

monochromatic

#19051A #310932 #631366 #951D9A #C726CD

Accessibility & contrast

On white

11.57

#631366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#631366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631366

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631366	#FFFFFF	#000000	##FFFFFF
##631366	1.00	11.57	1.82	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003368

Deuteranopia (green-blind)

#283C64

Tritanopia (blue-blind)

#66223C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #631366;
/* rgb */ color: rgb(99, 19, 102);
/* oklch */ color: oklch(36.4% 0.149 326.5);

Tailwind

colors: {
  custom: {
    50: '#935c92',
    500: '#631366',
    950: '#000000',
  },
}

SCSS

$custom: #631366;
$custom-light: #935c92;
$custom-dark: #000000;

JSON

{
  "hex": "#631366",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 102
  },
  "hsl": {
    "h": 297.831,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3639,
    "c": 0.14856,
    "h": 326.5
  },
  "luminance": 0.04078
}

Semantic roles & 50–950 ramp

primary

#631366

secondary

#3B9D37

accent

#EB3C43

background

#F9F5F9

surface

#F2E9F1

border

#CCC5CB

text

#0D040D

muted

#7E797E

Preview Lab

Preview with #631366

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

Preview Lab → · Contrast checker → · Palette generator →