#631758#631758

#631758 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 35.9% C 0.132 H 334.5°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#631758
RGB	rgb(99, 23, 88)
HSL	hsl(309, 62%, 24%)
HSV	hsv(309, 77%, 39%)
CMYK	cmyk(0%, 76.8%, 11.1%, 61.2%)
CIE-LAB	lab(23.57, 41.12, -20.84)
CIE-LCH	lch(23.57, 46.09, 333.12°)
OKLab	oklab(35.87% 0.1196 -0.057)
OKLCH	oklch(35.87% 0.132 334.5)
XYZ	xyz(7.2135, 3.9706, 9.6171)
Luminance	0.0397 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631758 #176322

analogous

#481763 #631758 #631732

triadic

#631758 #586317 #175863

tetradic

#631758 #634817 #176322 #173263

square

#631758 #634817 #176322 #173263

split-complementary

#631758 #326317 #176348

monochromatic

#190616 #310B2C #631758 #952384 #C62EB0

Accessibility & contrast

On white

11.71

#631758 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#631758 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631758

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631758	#FFFFFF	#000000	##FFFFFF
##631758	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16315A

Deuteranopia (green-blind)

#313C56

Tritanopia (blue-blind)

#681D35

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #631758;
/* rgb */ color: rgb(99, 23, 88);
/* oklch */ color: oklch(35.9% 0.132 334.5);

Tailwind

colors: {
  custom: {
    50: '#925d87',
    500: '#631758',
    950: '#000000',
  },
}

SCSS

$custom: #631758;
$custom-light: #925d87;
$custom-dark: #000000;

JSON

{
  "hex": "#631758",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 88
  },
  "hsl": {
    "h": 308.684,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.35865,
    "c": 0.13248,
    "h": 334.5
  },
  "luminance": 0.0397
}

Semantic roles & 50–950 ramp

primary

#631758

secondary

#3C9A4A

accent

#E55A42

background

#F9F5F8

surface

#F2E9EF

border

#CCC5CA

text

#0D040B

muted

#7E797C

Preview Lab

Preview with #631758

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

Preview Lab → · Contrast checker → · Palette generator →