#631066#631066

#631066 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.2% C 0.151 H 326.6°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#631066
RGB	rgb(99, 16, 102)
HSL	hsl(298, 73%, 23%)
HSV	hsv(298, 84%, 40%)
CMYK	cmyk(2.9%, 84.3%, 0%, 60%)
CIE-LAB	lab(23.62, 45.86, -30.00)
CIE-LCH	lch(23.62, 54.80, 326.81°)
OKLab	oklab(36.17% 0.1264 -0.0835)
OKLCH	oklch(36.17% 0.151 326.6)
XYZ	xyz(7.7290, 3.9831, 12.9295)
Luminance	0.0398 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631066 #136610

analogous

#381066 #631066 #66103E

triadic

#631066 #666310 #106663

tetradic

#631066 #663810 #136610 #103E66

square

#631066 #663810 #136610 #103E66

split-complementary

#631066 #3E6610 #106638

monochromatic

#1A041A #300831 #631066 #96189B #CA21D0

Accessibility & contrast

On white

11.69

#631066 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#631066 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631066

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631066	#FFFFFF	#000000	##FFFFFF
##631066	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003268

Deuteranopia (green-blind)

#273C64

Tritanopia (blue-blind)

#66203C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #631066;
/* rgb */ color: rgb(99, 16, 102);
/* oklch */ color: oklch(36.2% 0.151 326.6);

Tailwind

colors: {
  custom: {
    50: '#935b92',
    500: '#631066',
    950: '#000000',
  },
}

SCSS

$custom: #631066;
$custom-light: #935b92;
$custom-dark: #000000;

JSON

{
  "hex": "#631066",
  "rgb": {
    "r": 99,
    "g": 16,
    "b": 102
  },
  "hsl": {
    "h": 297.907,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.36168,
    "c": 0.15146,
    "h": 326.6
  },
  "luminance": 0.03983
}

Semantic roles & 50–950 ramp

primary

#631066

secondary

#379E33

accent

#F0383F

background

#F9F5F9

surface

#F2E9F1

border

#CCC5CB

text

#0D040D

muted

#7E797E

Preview Lab

Preview with #631066

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

Preview Lab → · Contrast checker → · Palette generator →