#631A63#631A63

#631A63 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 36.8% C 0.138 H 327.9°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#631A63
RGB	rgb(99, 26, 99)
HSL	hsl(300, 58%, 25%)
HSV	hsv(300, 74%, 39%)
CMYK	cmyk(0%, 73.7%, 0%, 61.2%)
CIE-LAB	lab(24.62, 41.90, -26.45)
CIE-LCH	lch(24.62, 49.55, 327.74°)
OKLab	oklab(36.82% 0.1169 -0.0732)
OKLCH	oklch(36.82% 0.138 327.9)
XYZ	xyz(7.7670, 4.2928, 12.2215)
Luminance	0.0429 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A63 #1A631A

analogous

#3F1A63 #631A63 #631A3F

triadic

#631A63 #63631A #1A6363

tetradic

#631A63 #633F1A #1A631A #1A3F63

square

#631A63 #633F1A #1A631A #1A3F63

split-complementary

#631A63 #3F631A #1A633F

monochromatic

#180618 #330D33 #631A63 #932793 #C433C4

Accessibility & contrast

On white

11.30

#631A63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#631A63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A63

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A63	#FFFFFF	#000000	##FFFFFF
##631A63	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E3465

Deuteranopia (green-blind)

#2D3E61

Tritanopia (blue-blind)

#66253C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #631a63;
/* rgb */ color: rgb(99, 26, 99);
/* oklch */ color: oklch(36.8% 0.138 327.9);

Tailwind

colors: {
  custom: {
    50: '#925e90',
    500: '#631a63',
    950: '#000000',
  },
}

SCSS

$custom: #631a63;
$custom-light: #925e90;
$custom-dark: #000000;

JSON

{
  "hex": "#631a63",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 99
  },
  "hsl": {
    "h": 300,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.36821,
    "c": 0.1379,
    "h": 327.9
  },
  "luminance": 0.04292
}

Semantic roles & 50–950 ramp

primary

#631A63

secondary

#409940

accent

#E24646

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0D050C

muted

#7E797D

Preview Lab

Preview with #631A63

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

Preview Lab → · Contrast checker → · Palette generator →