#63179D#63179D

#63179D is a dark, vivid violet. Relative luminance 0.057; OKLCH L 41.0% C 0.195 H 304.0°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#63179D
RGB	rgb(99, 23, 157)
HSL	hsl(274, 74%, 35%)
HSV	hsv(274, 85%, 62%)
CMYK	cmyk(36.9%, 85.4%, 0%, 38.4%)
CIE-LAB	lab(28.64, 55.14, -56.53)
CIE-LCH	lch(28.64, 78.97, 314.28°)
OKLab	oklab(41.03% 0.1089 -0.1614)
OKLCH	oklch(41.03% 0.195 304)
XYZ	xyz(11.5364, 5.6998, 32.3842)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63179D #519D17

analogous

#20179D #63179D #9D1794

triadic

#63179D #9D6317 #179D63

tetradic

#63179D #9D2017 #519D17 #17949D

square

#63179D #9D2017 #519D17 #17949D

split-complementary

#63179D #949D17 #179D20

monochromatic

#200732 #410F68 #63179D #851FD2 #A24AE4

Accessibility & contrast

On white

9.81

#63179D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#63179D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63179D

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63179D	#FFFFFF	#000000	##FFFFFF
##63179D	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A0

Deuteranopia (green-blind)

#00439B

Tritanopia (blue-blind)

#573E5D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #63179d;
/* rgb */ color: rgb(99, 23, 157);
/* oklch */ color: oklch(41.0% 0.195 304.0);

Tailwind

colors: {
  custom: {
    50: '#9660bb',
    500: '#63179d',
    950: '#000000',
  },
}

SCSS

$custom: #63179d;
$custom-light: #9660bb;
$custom-dark: #000000;

JSON

{
  "hex": "#63179d",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 157
  },
  "hsl": {
    "h": 274.03,
    "s": 74.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41032,
    "c": 0.19466,
    "h": 304
  },
  "luminance": 0.057
}

Semantic roles & 50–950 ramp

primary

#63179D

secondary

#80C64A

accent

#F13787

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0512

muted

#7E7A81

Preview Lab

Preview with #63179D

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

Preview Lab → · Contrast checker → · Palette generator →