#631594#631594

#631594 is a dark, vivid violet. Relative luminance 0.053; OKLCH L 40.1% C 0.188 H 307.0°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#631594
RGB	rgb(99, 21, 148)
HSL	hsl(277, 75%, 33%)
HSV	hsv(277, 86%, 58%)
CMYK	cmyk(33.1%, 85.8%, 0%, 42%)
CIE-LAB	lab(27.65, 53.73, -52.64)
CIE-LCH	lch(27.65, 75.22, 315.58°)
OKLab	oklab(40.1% 0.1131 -0.1499)
OKLCH	oklch(40.1% 0.188 307)
XYZ	xyz(10.7579, 5.3272, 28.4728)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631594 #469415

analogous

#231594 #631594 #941585

triadic

#631594 #946315 #159463

tetradic

#631594 #942315 #469415 #158594

square

#631594 #942315 #469415 #158594

split-complementary

#631594 #859415 #159423

monochromatic

#1B0629 #3F0D5E #631594 #871DCA #A440E4

Accessibility & contrast

On white

10.17

#631594 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#631594 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631594

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631594	#FFFFFF	#000000	##FFFFFF
##631594	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F97

Deuteranopia (green-blind)

#004292

Tritanopia (blue-blind)

#5A3957

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #631594;
/* rgb */ color: rgb(99, 21, 148);
/* oklch */ color: oklch(40.1% 0.188 307.0);

Tailwind

colors: {
  custom: {
    50: '#955fb4',
    500: '#631594',
    950: '#000000',
  },
}

SCSS

$custom: #631594;
$custom-light: #955fb4;
$custom-dark: #000000;

JSON

{
  "hex": "#631594",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 148
  },
  "hsl": {
    "h": 276.85,
    "s": 75.148,
    "l": 33.137
  },
  "oklch": {
    "l": 0.401,
    "c": 0.1878,
    "h": 307
  },
  "luminance": 0.05327
}

Semantic roles & 50–950 ramp

primary

#631594

secondary

#73C441

accent

#F2367E

background

#F9F5FB

surface

#F2EAF6

border

#CCC6D0

text

#0E0511

muted

#7E7980

Preview Lab

Preview with #631594

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

Preview Lab → · Contrast checker → · Palette generator →