#631E84#631E84

#631E84 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.5% C 0.164 H 312.0°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#631E84
RGB	rgb(99, 30, 132)
HSL	hsl(281, 63%, 32%)
HSV	hsv(281, 77%, 52%)
CMYK	cmyk(25%, 77.3%, 0%, 48.2%)
CIE-LAB	lab(27.43, 47.06, -43.05)
CIE-LCH	lch(27.43, 63.78, 317.54°)
OKLab	oklab(39.54% 0.1098 -0.1218)
OKLCH	oklch(39.54% 0.164 312)
XYZ	xyz(9.7740, 5.2474, 22.3233)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631E84 #3F841E

analogous

#301E84 #631E84 #841E72

triadic

#631E84 #84631E #1E8463

tetradic

#631E84 #84301E #3F841E #1E7284

square

#631E84 #84301E #3F841E #1E7284

split-complementary

#631E84 #72841E #1E8430

monochromatic

#180720 #3E1352 #631E84 #8829B6 #A747D5

Accessibility & contrast

On white

10.25

#631E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#631E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E84

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E84	#FFFFFF	#000000	##FFFFFF
##631E84	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#0E4282

Tritanopia (blue-blind)

#5F3650

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #631e84;
/* rgb */ color: rgb(99, 30, 132);
/* oklch */ color: oklch(39.5% 0.164 312.0);

Tailwind

colors: {
  custom: {
    50: '#9362a8',
    500: '#631e84',
    950: '#000000',
  },
}

SCSS

$custom: #631e84;
$custom-light: #9362a8;
$custom-dark: #000000;

JSON

{
  "hex": "#631e84",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 132
  },
  "hsl": {
    "h": 280.588,
    "s": 62.963,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39542,
    "c": 0.164,
    "h": 312
  },
  "luminance": 0.05247
}

Semantic roles & 50–950 ramp

primary

#631E84

secondary

#6BB747

accent

#E64277

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #631E84

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

Preview Lab → · Contrast checker → · Palette generator →