#631977#631977

#631977 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.1% C 0.157 H 317.9°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#631977
RGB	rgb(99, 25, 119)
HSL	hsl(287, 65%, 28%)
HSV	hsv(287, 79%, 47%)
CMYK	cmyk(16.8%, 79%, 0%, 53.3%)
CIE-LAB	lab(25.80, 46.20, -37.46)
CIE-LCH	lch(25.80, 59.48, 320.96°)
OKLab	oklab(38.09% 0.1167 -0.1054)
OKLCH	oklch(38.09% 0.157 317.9)
XYZ	xyz(8.8225, 4.6802, 17.8878)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631977 #2D7719

analogous

#341977 #631977 #77195C

triadic

#631977 #776319 #197763

tetradic

#631977 #773419 #2D7719 #195C77

square

#631977 #773419 #2D7719 #195C77

split-complementary

#631977 #5C7719 #197734

monochromatic

#150519 #390E44 #631977 #8D24AA #B336D5

Accessibility & contrast

On white

10.85

#631977 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#631977 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631977

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631977	#FFFFFF	#000000	##FFFFFF
##631977	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#1D3F75

Tritanopia (blue-blind)

#622D47

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #631977;
/* rgb */ color: rgb(99, 25, 119);
/* oklch */ color: oklch(38.1% 0.157 317.9);

Tailwind

colors: {
  custom: {
    50: '#935f9f',
    500: '#631977',
    950: '#000000',
  },
}

SCSS

$custom: #631977;
$custom-light: #935f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#631977",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 119
  },
  "hsl": {
    "h": 287.234,
    "s": 65.278,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38091,
    "c": 0.1572,
    "h": 317.9
  },
  "luminance": 0.0468
}

Semantic roles & 50–950 ramp

primary

#631977

secondary

#57AC40

accent

#E84063

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631977

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

Preview Lab → · Contrast checker → · Palette generator →