#63399D#63399D

#63399D is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.8% C 0.156 H 299.4°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#63399D
RGB	rgb(99, 57, 157)
HSL	hsl(265, 47%, 42%)
HSV	hsv(265, 64%, 62%)
CMYK	cmyk(36.9%, 63.7%, 0%, 38.4%)
CIE-LAB	lab(34.01, 40.01, -47.81)
CIE-LCH	lch(34.01, 62.34, 309.93°)
OKLab	oklab(44.84% 0.0765 -0.1359)
OKLCH	oklch(44.84% 0.156 299.4)
XYZ	xyz(12.6930, 8.0131, 32.7697)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63399D #739D39

analogous

#39419D #63399D #95399D

triadic

#63399D #9D6339 #399D63

tetradic

#63399D #9D3941 #739D39 #399D95

square

#63399D #9D3941 #739D39 #399D95

split-complementary

#63399D #9D9539 #419D39

monochromatic

#2A1843 #472970 #63399D #8153C0 #A280D1

Accessibility & contrast

On white

8.07

#63399D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#63399D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63399D

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63399D	#FFFFFF	#000000	##FFFFFF
##63399D	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A0

Deuteranopia (green-blind)

#0D4F9B

Tritanopia (blue-blind)

#564F65

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #63399d;
/* rgb */ color: rgb(99, 57, 157);
/* oklch */ color: oklch(44.8% 0.156 299.4);

Tailwind

colors: {
  custom: {
    50: '#9472bb',
    500: '#63399d',
    950: '#000000',
  },
}

SCSS

$custom: #63399d;
$custom-light: #9472bb;
$custom-dark: #000000;

JSON

{
  "hex": "#63399d",
  "rgb": {
    "r": 99,
    "g": 57,
    "b": 157
  },
  "hsl": {
    "h": 265.2,
    "s": 46.729,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44836,
    "c": 0.15595,
    "h": 299.4
  },
  "luminance": 0.08013
}

Semantic roles & 50–950 ramp

primary

#63399D

secondary

#9EBA78

accent

#D6519F

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #63399D

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

Preview Lab → · Contrast checker → · Palette generator →