#63187B#63187B

#63187B is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.3% C 0.162 H 316.2°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#63187B
RGB	rgb(99, 24, 123)
HSL	hsl(285, 67%, 29%)
HSV	hsv(285, 80%, 48%)
CMYK	cmyk(19.5%, 80.5%, 0%, 51.8%)
CIE-LAB	lab(25.97, 47.39, -39.74)
CIE-LCH	lch(25.97, 61.84, 320.02°)
OKLab	oklab(38.3% 0.117 -0.112)
OKLCH	oklch(38.3% 0.162 316.2)
XYZ	xyz(9.0468, 4.7363, 19.1727)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63187B #307B18

analogous

#32187B #63187B #7B1862

triadic

#63187B #7B6318 #187B63

tetradic

#63187B #7B3218 #307B18 #18627B

square

#63187B #7B3218 #307B18 #18627B

split-complementary

#63187B #627B18 #187B32

monochromatic

#15051A #3A0E48 #63187B #8C22AE #B036D8

Accessibility & contrast

On white

10.78

#63187B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#63187B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63187B

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63187B	#FFFFFF	#000000	##FFFFFF
##63187B	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#173F79

Tritanopia (blue-blind)

#612F49

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #63187b;
/* rgb */ color: rgb(99, 24, 123);
/* oklch */ color: oklch(38.3% 0.162 316.2);

Tailwind

colors: {
  custom: {
    50: '#935fa2',
    500: '#63187b',
    950: '#000000',
  },
}

SCSS

$custom: #63187b;
$custom-light: #935fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#63187b",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 123
  },
  "hsl": {
    "h": 285.455,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.383,
    "c": 0.16197,
    "h": 316.2
  },
  "luminance": 0.04736
}

Semantic roles & 50–950 ramp

primary

#63187B

secondary

#5AB03F

accent

#EA3E67

background

#F9F5FA

surface

#F2EAF3

border

#CCC6CD

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #63187B

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

Preview Lab → · Contrast checker → · Palette generator →