#631A7D#631A7D

#631A7D is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.6% C 0.162 H 315.2°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#631A7D
RGB	rgb(99, 26, 125)
HSL	hsl(284, 66%, 30%)
HSV	hsv(284, 79%, 49%)
CMYK	cmyk(20.8%, 79.2%, 0%, 51%)
CIE-LAB	lab(26.37, 47.08, -40.36)
CIE-LCH	lch(26.37, 62.02, 319.40°)
OKLab	oklab(38.63% 0.1148 -0.1139)
OKLCH	oklch(38.63% 0.162 315.2)
XYZ	xyz(9.2161, 4.8725, 19.8531)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A7D #347D1A

analogous

#311A7D #631A7D #7D1A66

triadic

#631A7D #7D631A #1A7D63

tetradic

#631A7D #7D311A #347D1A #1A667D

square

#631A7D #7D311A #347D1A #1A667D

split-complementary

#631A7D #667D1A #1A7D31

monochromatic

#140519 #3B0F4A #631A7D #8B25B0 #AE3BD6

Accessibility & contrast

On white

10.64

#631A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#631A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A7D

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A7D	#FFFFFF	#000000	##FFFFFF
##631A7D	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A80

Deuteranopia (green-blind)

#16407B

Tritanopia (blue-blind)

#61304B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631a7d;
/* rgb */ color: rgb(99, 26, 125);
/* oklch */ color: oklch(38.6% 0.162 315.2);

Tailwind

colors: {
  custom: {
    50: '#9360a3',
    500: '#631a7d',
    950: '#000000',
  },
}

SCSS

$custom: #631a7d;
$custom-light: #9360a3;
$custom-dark: #000000;

JSON

{
  "hex": "#631a7d",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 125
  },
  "hsl": {
    "h": 284.242,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.38628,
    "c": 0.16171,
    "h": 315.2
  },
  "luminance": 0.04872
}

Semantic roles & 50–950 ramp

primary

#631A7D

secondary

#5FB142

accent

#E93F6C

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #631A7D

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

Preview Lab → · Contrast checker → · Palette generator →