#63189F#63189F

#63189F is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.3% C 0.196 H 303.3°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#63189F
RGB	rgb(99, 24, 159)
HSL	hsl(273, 74%, 36%)
HSV	hsv(273, 85%, 62%)
CMYK	cmyk(37.7%, 84.9%, 0%, 37.6%)
CIE-LAB	lab(28.93, 55.28, -57.29)
CIE-LCH	lch(28.93, 79.61, 313.98°)
OKLab	oklab(41.28% 0.1076 -0.1636)
OKLCH	oklch(41.28% 0.196 303.3)
XYZ	xyz(11.7287, 5.8091, 33.2975)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63189F #549F18

analogous

#1F189F #63189F #9F1897

triadic

#63189F #9F6318 #189F63

tetradic

#63189F #9F1F18 #549F18 #18979F

square

#63189F #9F1F18 #549F18 #18979F

split-complementary

#63189F #979F18 #189F1F

monochromatic

#210835 #42106A #63189F #8420D4 #A14DE4

Accessibility & contrast

On white

9.71

#63189F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#63189F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63189F

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63189F	#FFFFFF	#000000	##FFFFFF
##63189F	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00449D

Tritanopia (blue-blind)

#563F5E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #63189f;
/* rgb */ color: rgb(99, 24, 159);
/* oklch */ color: oklch(41.3% 0.196 303.3);

Tailwind

colors: {
  custom: {
    50: '#9661bc',
    500: '#63189f',
    950: '#000000',
  },
}

SCSS

$custom: #63189f;
$custom-light: #9661bc;
$custom-dark: #000000;

JSON

{
  "hex": "#63189f",
  "rgb": {
    "r": 99,
    "g": 24,
    "b": 159
  },
  "hsl": {
    "h": 273.333,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41283,
    "c": 0.19578,
    "h": 303.3
  },
  "luminance": 0.05809
}

Semantic roles & 50–950 ramp

primary

#63189F

secondary

#83C64D

accent

#F0378A

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0512

muted

#7E7A81

Preview Lab

Preview with #63189F

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

Preview Lab → · Contrast checker → · Palette generator →