#631A84#631A84

#631A84 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.2% C 0.168 H 312.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#631A84
RGB	rgb(99, 26, 132)
HSL	hsl(281, 67%, 31%)
HSV	hsv(281, 80%, 52%)
CMYK	cmyk(25%, 80.3%, 0%, 48.2%)
CIE-LAB	lab(26.90, 48.58, -43.91)
CIE-LCH	lch(26.90, 65.49, 317.89°)
OKLab	oklab(39.17% 0.1135 -0.1243)
OKLCH	oklch(39.17% 0.168 312.4)
XYZ	xyz(9.6791, 5.0577, 22.2917)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A84 #3B841A

analogous

#2E1A84 #631A84 #841A70

triadic

#631A84 #84631A #1A8463

tetradic

#631A84 #842E1A #3B841A #1A7084

square

#631A84 #842E1A #3B841A #1A7084

split-complementary

#631A84 #70841A #1A842E

monochromatic

#16061E #3D1051 #631A84 #8924B7 #A93FD9

Accessibility & contrast

On white

10.44

#631A84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#631A84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A84

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A84	#FFFFFF	#000000	##FFFFFF
##631A84	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C87

Deuteranopia (green-blind)

#074182

Tritanopia (blue-blind)

#5F344F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #631a84;
/* rgb */ color: rgb(99, 26, 132);
/* oklch */ color: oklch(39.2% 0.168 312.4);

Tailwind

colors: {
  custom: {
    50: '#9460a8',
    500: '#631a84',
    950: '#000000',
  },
}

SCSS

$custom: #631a84;
$custom-light: #9460a8;
$custom-dark: #000000;

JSON

{
  "hex": "#631a84",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 132
  },
  "hsl": {
    "h": 281.321,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.39169,
    "c": 0.16833,
    "h": 312.4
  },
  "luminance": 0.05057
}

Semantic roles & 50–950 ramp

primary

#631A84

secondary

#67B842

accent

#EA3E73

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #631A84

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

Preview Lab → · Contrast checker → · Palette generator →