#631685#631685

#631685 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.9% C 0.173 H 312.3°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#631685
RGB	rgb(99, 22, 133)
HSL	hsl(282, 72%, 30%)
HSV	hsv(282, 83%, 52%)
CMYK	cmyk(25.6%, 83.5%, 0%, 47.8%)
CIE-LAB	lab(26.51, 50.16, -45.18)
CIE-LCH	lch(26.51, 67.51, 317.99°)
OKLab	oklab(38.92% 0.1166 -0.128)
OKLCH	oklch(38.92% 0.173 312.3)
XYZ	xyz(9.6654, 4.9202, 22.6263)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Indigo

#4B0082

ΔE00 5.30

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631685 #388516

analogous

#2C1685 #631685 #85166F

triadic

#631685 #856316 #168563

tetradic

#631685 #852C16 #388516 #166F85

square

#631685 #852C16 #388516 #166F85

split-complementary

#631685 #6F8516 #16852C

monochromatic

#15051C #3C0D50 #631685 #8A1FBA #AB37DE

Accessibility & contrast

On white

10.58

#631685 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#631685 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631685

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631685	#FFFFFF	#000000	##FFFFFF
##631685	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B88

Deuteranopia (green-blind)

#004083

Tritanopia (blue-blind)

#5F324F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #631685;
/* rgb */ color: rgb(99, 22, 133);
/* oklch */ color: oklch(38.9% 0.173 312.3);

Tailwind

colors: {
  custom: {
    50: '#945ea9',
    500: '#631685',
    950: '#000000',
  },
}

SCSS

$custom: #631685;
$custom-light: #945ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#631685",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 133
  },
  "hsl": {
    "h": 281.622,
    "s": 71.613,
    "l": 30.392
  },
  "oklch": {
    "l": 0.38919,
    "c": 0.17313,
    "h": 312.3
  },
  "luminance": 0.0492
}

Semantic roles & 50–950 ramp

primary

#631685

secondary

#63B93E

accent

#EE3971

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #631685

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

Preview Lab → · Contrast checker → · Palette generator →