#631680#631680

#631680 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.5% C 0.169 H 314.3°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#631680
RGB	rgb(99, 22, 128)
HSL	hsl(284, 71%, 29%)
HSV	hsv(284, 83%, 50%)
CMYK	cmyk(22.7%, 82.8%, 0%, 49.8%)
CIE-LAB	lab(26.11, 49.11, -42.67)
CIE-LCH	lch(26.11, 65.05, 319.01°)
OKLab	oklab(38.52% 0.1177 -0.1206)
OKLCH	oklch(38.52% 0.169 314.3)
XYZ	xyz(9.3281, 4.7853, 20.8502)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631680 #338016

analogous

#2E1680 #631680 #801668

triadic

#631680 #806316 #168063

tetradic

#631680 #802E16 #338016 #166880

square

#631680 #802E16 #338016 #166880

split-complementary

#631680 #688016 #16802E

monochromatic

#14041A #3B0D4C #631680 #8B1FB4 #AE34DC

Accessibility & contrast

On white

10.73

#631680 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#631680 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631680

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631680	#FFFFFF	#000000	##FFFFFF
##631680	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A83

Deuteranopia (green-blind)

#0C407E

Tritanopia (blue-blind)

#60304C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631680;
/* rgb */ color: rgb(99, 22, 128);
/* oklch */ color: oklch(38.5% 0.169 314.3);

Tailwind

colors: {
  custom: {
    50: '#935ea6',
    500: '#631680',
    950: '#000000',
  },
}

SCSS

$custom: #631680;
$custom-light: #935ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#631680",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 128
  },
  "hsl": {
    "h": 283.585,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38521,
    "c": 0.16854,
    "h": 314.3
  },
  "luminance": 0.04785
}

Semantic roles & 50–950 ramp

primary

#631680

secondary

#5EB53D

accent

#ED3A6B

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #631680

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

Preview Lab → · Contrast checker → · Palette generator →