#631887#631887

#631887 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.2% C 0.173 H 311.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#631887
RGB	rgb(99, 24, 135)
HSL	hsl(281, 70%, 31%)
HSV	hsv(281, 82%, 53%)
CMYK	cmyk(26.7%, 82.2%, 0%, 47.1%)
CIE-LAB	lab(26.89, 49.93, -45.80)
CIE-LCH	lch(26.89, 67.76, 317.47°)
OKLab	oklab(39.24% 0.1145 -0.1298)
OKLCH	oklch(39.24% 0.173 311.4)
XYZ	xyz(9.8446, 5.0554, 23.3742)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631887 #3C8718

analogous

#2C1887 #631887 #871873

triadic

#631887 #876318 #188763

tetradic

#631887 #872C18 #3C8718 #187387

square

#631887 #872C18 #3C8718 #187387

split-complementary

#631887 #738718 #18872C

monochromatic

#17061F #3D0F53 #631887 #8921BB #A93DDC

Accessibility & contrast

On white

10.44

#631887 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#631887 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631887

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631887	#FFFFFF	#000000	##FFFFFF
##631887	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8A

Deuteranopia (green-blind)

#004185

Tritanopia (blue-blind)

#5E3450

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631887;
/* rgb */ color: rgb(99, 24, 135);
/* oklch */ color: oklch(39.2% 0.173 311.4);

Tailwind

colors: {
  custom: {
    50: '#945fab',
    500: '#631887',
    950: '#000000',
  },
}

SCSS

$custom: #631887;
$custom-light: #945fab;
$custom-dark: #000000;

JSON

{
  "hex": "#631887",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 135
  },
  "hsl": {
    "h": 280.541,
    "s": 69.811,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39239,
    "c": 0.17314,
    "h": 311.4
  },
  "luminance": 0.05055
}

Semantic roles & 50–950 ramp

primary

#631887

secondary

#68BB40

accent

#ED3B75

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #631887

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

Preview Lab → · Contrast checker → · Palette generator →