#63188A#63188A

#63188A is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.5% C 0.176 H 310.3°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#63188A
RGB	rgb(99, 24, 138)
HSL	hsl(279, 70%, 32%)
HSV	hsv(279, 83%, 54%)
CMYK	cmyk(28.3%, 82.6%, 0%, 45.9%)
CIE-LAB	lab(27.13, 50.59, -47.28)
CIE-LCH	lch(27.13, 69.24, 316.93°)
OKLab	oklab(39.48% 0.1138 -0.1342)
OKLCH	oklch(39.48% 0.176 310.3)
XYZ	xyz(10.0588, 5.1411, 24.5023)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63188A #3F8A18

analogous

#2A188A #63188A #8A1878

triadic

#63188A #8A6318 #188A63

tetradic

#63188A #8A2A18 #3F8A18 #18788A

square

#63188A #8A2A18 #3F8A18 #18788A

split-complementary

#63188A #788A18 #188A2A

monochromatic

#180622 #3E0F56 #63188A #8821BE #A73FDE

Accessibility & contrast

On white

10.35

#63188A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#63188A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63188A

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63188A	#FFFFFF	#000000	##FFFFFF
##63188A	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8D

Deuteranopia (green-blind)

#004188

Tritanopia (blue-blind)

#5D3552

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #63188a;
/* rgb */ color: rgb(99, 24, 138);
/* oklch */ color: oklch(39.5% 0.176 310.3);

Tailwind

colors: {
  custom: {
    50: '#945fad',
    500: '#63188a',
    950: '#000000',
  },
}

SCSS

$custom: #63188a;
$custom-light: #945fad;
$custom-dark: #000000;

JSON

{
  "hex": "#63188a",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 138
  },
  "hsl": {
    "h": 279.474,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39483,
    "c": 0.17595,
    "h": 310.3
  },
  "luminance": 0.05141
}

Semantic roles & 50–950 ramp

primary

#63188A

secondary

#6BBD40

accent

#ED3B78

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #63188A

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

Preview Lab → · Contrast checker → · Palette generator →