#63137B#63137B

#63137B is a dark, vivid purple. Relative luminance 0.045; OKLCH L 37.9% C 0.167 H 316.6°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#63137B
RGB	rgb(99, 19, 123)
HSL	hsl(286, 73%, 28%)
HSV	hsv(286, 85%, 48%)
CMYK	cmyk(19.5%, 84.6%, 0%, 51.8%)
CIE-LAB	lab(25.41, 49.01, -40.64)
CIE-LCH	lch(25.41, 63.67, 320.33°)
OKLab	oklab(37.91% 0.1211 -0.1147)
OKLCH	oklch(37.91% 0.167 316.6)
XYZ	xyz(8.9531, 4.5488, 19.1415)
Luminance	0.0455 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63137B #2B7B13

analogous

#2F137B #63137B #7B135F

triadic

#63137B #7B6313 #137B63

tetradic

#63137B #7B2F13 #2B7B13 #135F7B

square

#63137B #7B2F13 #2B7B13 #135F7B

split-complementary

#63137B #5F7B13 #137B2F

monochromatic

#15041B #380B46 #63137B #8E1BB0 #B52ADE

Accessibility & contrast

On white

11.00

#63137B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#63137B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63137B

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63137B	#FFFFFF	#000000	##FFFFFF
##63137B	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387E

Deuteranopia (green-blind)

#133E79

Tritanopia (blue-blind)

#612C48

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #63137b;
/* rgb */ color: rgb(99, 19, 123);
/* oklch */ color: oklch(37.9% 0.167 316.6);

Tailwind

colors: {
  custom: {
    50: '#935da2',
    500: '#63137b',
    950: '#000000',
  },
}

SCSS

$custom: #63137b;
$custom-light: #935da2;
$custom-dark: #000000;

JSON

{
  "hex": "#63137b",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 123
  },
  "hsl": {
    "h": 286.154,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.37906,
    "c": 0.16677,
    "h": 316.6
  },
  "luminance": 0.04548
}

Semantic roles & 50–950 ramp

primary

#63137B

secondary

#55B139

accent

#F03862

background

#F9F5FA

surface

#F2E9F3

border

#CCC5CD

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #63137B

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

Preview Lab → · Contrast checker → · Palette generator →