#642AB3#642AB3

#642AB3 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.8% C 0.200 H 296.6°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#642AB3
RGB	rgb(100, 42, 179)
HSL	hsl(265, 62%, 43%)
HSV	hsv(265, 77%, 70%)
CMYK	cmyk(44.1%, 76.5%, 0%, 29.8%)
CIE-LAB	lab(33.18, 53.45, -62.35)
CIE-LCH	lch(33.18, 82.13, 310.60°)
OKLab	oklab(44.81% 0.0894 -0.1786)
OKLCH	oklch(44.81% 0.2 296.6)
XYZ	xyz(14.2180, 7.6196, 43.3607)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642AB3 #79B32A

analogous

#2A35B3 #642AB3 #A82AB3

triadic

#642AB3 #B3642A #2AB364

tetradic

#642AB3 #B32A35 #79B32A #2AB3A8

square

#642AB3 #B32A35 #79B32A #2AB3A8

split-complementary

#642AB3 #B3A82A #35B32A

monochromatic

#2D1350 #481E81 #642AB3 #8246D4 #A478DF

Accessibility & contrast

On white

8.32

#642AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#642AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642AB3

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642AB3	#FFFFFF	#000000	##FFFFFF
##642AB3	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB7

Deuteranopia (green-blind)

#004CB0

Tritanopia (blue-blind)

#4F4F6D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642ab3;
/* rgb */ color: rgb(100, 42, 179);
/* oklch */ color: oklch(44.8% 0.200 296.6);

Tailwind

colors: {
  custom: {
    50: '#986acb',
    500: '#642ab3',
    950: '#000000',
  },
}

SCSS

$custom: #642ab3;
$custom-light: #986acb;
$custom-dark: #000000;

JSON

{
  "hex": "#642ab3",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 179
  },
  "hsl": {
    "h": 265.401,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.44813,
    "c": 0.19971,
    "h": 296.6
  },
  "luminance": 0.0762
}

Semantic roles & 50–950 ramp

primary

#642AB3

secondary

#A3C772

accent

#E543A0

background

#F9F6FC

surface

#F2EBF9

border

#CCC6D2

text

#0F0713

muted

#7E7A82

Preview Lab

Preview with #642AB3

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

Preview Lab → · Contrast checker → · Palette generator →