#631789#631789

#631789 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.3% C 0.176 H 310.7°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#631789
RGB	rgb(99, 23, 137)
HSL	hsl(280, 71%, 31%)
HSV	hsv(280, 83%, 54%)
CMYK	cmyk(27.7%, 83.2%, 0%, 46.3%)
CIE-LAB	lab(26.94, 50.70, -46.98)
CIE-LCH	lch(26.94, 69.12, 317.18°)
OKLab	oklab(39.32% 0.1148 -0.1333)
OKLCH	oklch(39.32% 0.176 310.7)
XYZ	xyz(9.9665, 5.0718, 24.1160)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631789 #3D8917

analogous

#2A1789 #631789 #891776

triadic

#631789 #896317 #178963

tetradic

#631789 #892A17 #3D8917 #177689

square

#631789 #892A17 #3D8917 #177689

split-complementary

#631789 #768917 #17892A

monochromatic

#170520 #3D0E55 #631789 #8920BD #A83CDE

Accessibility & contrast

On white

10.42

#631789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#631789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631789

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631789	#FFFFFF	#000000	##FFFFFF
##631789	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#5E3551

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631789;
/* rgb */ color: rgb(99, 23, 137);
/* oklch */ color: oklch(39.3% 0.176 310.7);

Tailwind

colors: {
  custom: {
    50: '#945fac',
    500: '#631789',
    950: '#000000',
  },
}

SCSS

$custom: #631789;
$custom-light: #945fac;
$custom-dark: #000000;

JSON

{
  "hex": "#631789",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 137
  },
  "hsl": {
    "h": 280,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39321,
    "c": 0.17593,
    "h": 310.7
  },
  "luminance": 0.05072
}

Semantic roles & 50–950 ramp

primary

#631789

secondary

#69BD3F

accent

#EE3A76

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #631789

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

Preview Lab → · Contrast checker → · Palette generator →