#63148B#63148B

#63148B is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.3% C 0.180 H 310.2°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#63148B
RGB	rgb(99, 20, 139)
HSL	hsl(280, 75%, 31%)
HSV	hsv(280, 86%, 55%)
CMYK	cmyk(28.8%, 85.6%, 0%, 45.5%)
CIE-LAB	lab(26.78, 52.06, -48.47)
CIE-LCH	lch(26.78, 71.13, 317.04°)
OKLab	oklab(39.27% 0.1165 -0.1377)
OKLCH	oklch(39.27% 0.18 310.2)
XYZ	xyz(10.0550, 5.0173, 24.8598)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63148B #3C8B14

analogous

#27148B #63148B #8B1477

triadic

#63148B #8B6314 #148B63

tetradic

#63148B #8B2714 #3C8B14 #14778B

square

#63148B #8B2714 #3C8B14 #14778B

split-complementary

#63148B #778B14 #148B27

monochromatic

#170520 #3D0C55 #63148B #891CC1 #A937E2

Accessibility & contrast

On white

10.48

#63148B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#63148B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63148B

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63148B	#FFFFFF	#000000	##FFFFFF
##63148B	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8E

Deuteranopia (green-blind)

#004089

Tritanopia (blue-blind)

#5D3452

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #63148b;
/* rgb */ color: rgb(99, 20, 139);
/* oklch */ color: oklch(39.3% 0.180 310.2);

Tailwind

colors: {
  custom: {
    50: '#945eae',
    500: '#63148b',
    950: '#000000',
  },
}

SCSS

$custom: #63148b;
$custom-light: #945eae;
$custom-dark: #000000;

JSON

{
  "hex": "#63148b",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 139
  },
  "hsl": {
    "h": 279.832,
    "s": 74.843,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39265,
    "c": 0.18033,
    "h": 310.2
  },
  "luminance": 0.05017
}

Semantic roles & 50–950 ramp

primary

#63148B

secondary

#68BF3C

accent

#F13675

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #63148B

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

Preview Lab → · Contrast checker → · Palette generator →