#63198D#63198D

#63198D is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.8% C 0.178 H 309.1°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#63198D
RGB	rgb(99, 25, 141)
HSL	hsl(278, 70%, 33%)
HSV	hsv(278, 82%, 55%)
CMYK	cmyk(29.8%, 82.3%, 0%, 44.7%)
CIE-LAB	lab(27.49, 50.91, -48.56)
CIE-LCH	lch(27.49, 70.35, 316.35°)
OKLab	oklab(39.81% 0.1122 -0.138)
OKLCH	oklch(39.81% 0.178 309.1)
XYZ	xyz(10.3000, 5.2712, 25.6690)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63198D #438D19

analogous

#29198D #63198D #8D197D

triadic

#63198D #8D6319 #198D63

tetradic

#63198D #8D2919 #438D19 #197D8D

square

#63198D #8D2919 #438D19 #197D8D

split-complementary

#63198D #7D8D19 #198D29

monochromatic

#1A0725 #3F1059 #63198D #8722C1 #A643DE

Accessibility & contrast

On white

10.22

#63198D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#63198D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63198D

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63198D	#FFFFFF	#000000	##FFFFFF
##63198D	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#5D3754

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #63198d;
/* rgb */ color: rgb(99, 25, 141);
/* oklch */ color: oklch(39.8% 0.178 309.1);

Tailwind

colors: {
  custom: {
    50: '#9460af',
    500: '#63198d',
    950: '#000000',
  },
}

SCSS

$custom: #63198d;
$custom-light: #9460af;
$custom-dark: #000000;

JSON

{
  "hex": "#63198d",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 141
  },
  "hsl": {
    "h": 278.276,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39811,
    "c": 0.17784,
    "h": 309.1
  },
  "luminance": 0.05271
}

Semantic roles & 50–950 ramp

primary

#63198D

secondary

#70BF43

accent

#ED3B7B

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #63198D

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

Preview Lab → · Contrast checker → · Palette generator →