#643199#643199

#643199 is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.5% C 0.163 H 302.6°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#643199
RGB	rgb(100, 49, 153)
HSL	hsl(269, 51%, 40%)
HSV	hsv(269, 68%, 60%)
CMYK	cmyk(34.6%, 68%, 0%, 40%)
CIE-LAB	lab(32.27, 43.48, -48.18)
CIE-LCH	lch(32.27, 64.90, 312.06°)
OKLab	oklab(43.52% 0.0877 -0.137)
OKLCH	oklch(43.52% 0.163 302.6)
XYZ	xyz(12.1023, 7.2058, 30.8841)
Luminance	0.0721 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643199 #669931

analogous

#313299 #643199 #983199

triadic

#643199 #996431 #319964

tetradic

#643199 #993132 #669931 #319998

square

#643199 #993132 #669931 #319998

split-complementary

#643199 #999831 #329931

monochromatic

#27133C #46226B #643199 #8244C3 #A172D2

Accessibility & contrast

On white

8.60

#643199 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#643199 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643199

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643199	#FFFFFF	#000000	##FFFFFF
##643199	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9C

Deuteranopia (green-blind)

#024C97

Tritanopia (blue-blind)

#594861

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #643199;
/* rgb */ color: rgb(100, 49, 153);
/* oklch */ color: oklch(43.5% 0.163 302.6);

Tailwind

colors: {
  custom: {
    50: '#946db8',
    500: '#643199',
    950: '#000000',
  },
}

SCSS

$custom: #643199;
$custom-light: #946db8;
$custom-dark: #000000;

JSON

{
  "hex": "#643199",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 153
  },
  "hsl": {
    "h": 269.423,
    "s": 51.485,
    "l": 39.608
  },
  "oklch": {
    "l": 0.43517,
    "c": 0.16262,
    "h": 302.6
  },
  "luminance": 0.07206
}

Semantic roles & 50–950 ramp

primary

#643199

secondary

#94BA6C

accent

#DB4D95

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #643199

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

Preview Lab → · Contrast checker → · Palette generator →