#643286#643286

#643286 is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.3% C 0.139 H 309.1°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#643286
RGB	rgb(100, 50, 134)
HSL	hsl(276, 46%, 36%)
HSV	hsv(276, 63%, 53%)
CMYK	cmyk(25.4%, 62.7%, 0%, 47.5%)
CIE-LAB	lab(31.14, 38.22, -38.32)
CIE-LCH	lch(31.14, 54.12, 314.93°)
OKLab	oklab(42.28% 0.0878 -0.108)
OKLCH	oklch(42.28% 0.139 309.1)
XYZ	xyz(10.6984, 6.7119, 23.2816)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643286 #548632

analogous

#3A3286 #643286 #86327E

triadic

#643286 #866432 #328664

tetradic

#643286 #863A32 #548632 #327E86

square

#643286 #863A32 #548632 #327E86

split-complementary

#643286 #7E8632 #32863A

monochromatic

#21112D #432159 #643286 #8543B3 #A26BC8

Accessibility & contrast

On white

8.97

#643286 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#643286 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643286

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643286	#FFFFFF	#000000	##FFFFFF
##643286	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4789

Deuteranopia (green-blind)

#274A84

Tritanopia (blue-blind)

#5F4257

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #643286;
/* rgb */ color: rgb(100, 50, 134);
/* oklch */ color: oklch(42.3% 0.139 309.1);

Tailwind

colors: {
  custom: {
    50: '#936daa',
    500: '#643286',
    950: '#000000',
  },
}

SCSS

$custom: #643286;
$custom-light: #936daa;
$custom-dark: #000000;

JSON

{
  "hex": "#643286",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 134
  },
  "hsl": {
    "h": 275.714,
    "s": 45.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.4228,
    "c": 0.13915,
    "h": 309.1
  },
  "luminance": 0.06712
}

Semantic roles & 50–950 ramp

primary

#643286

secondary

#83AF64

accent

#D55287

background

#F9F6FA

surface

#F2ECF4

border

#CCC7CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #643286

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

Preview Lab → · Contrast checker → · Palette generator →