#631785#631785

#631785 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.0% C 0.172 H 312.3°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#631785
RGB	rgb(99, 23, 133)
HSL	hsl(281, 71%, 31%)
HSV	hsv(281, 83%, 52%)
CMYK	cmyk(25.6%, 82.7%, 0%, 47.8%)
CIE-LAB	lab(26.62, 49.84, -44.99)
CIE-LCH	lch(26.62, 67.14, 317.92°)
OKLab	oklab(39% 0.1158 -0.1275)
OKLCH	oklch(39% 0.172 312.3)
XYZ	xyz(9.6848, 4.9592, 22.6328)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631785 #398517

analogous

#2C1785 #631785 #851770

triadic

#631785 #856317 #178563

tetradic

#631785 #852C17 #398517 #177085

square

#631785 #852C17 #398517 #177085

split-complementary

#631785 #708517 #17852C

monochromatic

#15051D #3C0E51 #631785 #8A20B9 #AA3ADD

Accessibility & contrast

On white

10.54

#631785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#631785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631785

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631785	#FFFFFF	#000000	##FFFFFF
##631785	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B88

Deuteranopia (green-blind)

#004083

Tritanopia (blue-blind)

#5F334F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #631785;
/* rgb */ color: rgb(99, 23, 133);
/* oklch */ color: oklch(39.0% 0.172 312.3);

Tailwind

colors: {
  custom: {
    50: '#945fa9',
    500: '#631785',
    950: '#000000',
  },
}

SCSS

$custom: #631785;
$custom-light: #945fa9;
$custom-dark: #000000;

JSON

{
  "hex": "#631785",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 133
  },
  "hsl": {
    "h": 281.455,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.38997,
    "c": 0.17221,
    "h": 312.3
  },
  "luminance": 0.04959
}

Semantic roles & 50–950 ramp

primary

#631785

secondary

#65B93F

accent

#ED3B72

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #631785

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

Preview Lab → · Contrast checker → · Palette generator →