#642AAB#642AAB

#642AAB is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.1% C 0.191 H 298.6°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#642AAB
RGB	rgb(100, 42, 171)
HSL	hsl(267, 61%, 42%)
HSV	hsv(267, 75%, 67%)
CMYK	cmyk(41.5%, 75.4%, 0%, 32.9%)
CIE-LAB	lab(32.49, 51.42, -58.70)
CIE-LCH	lch(32.49, 78.04, 311.22°)
OKLab	oklab(44.12% 0.0915 -0.1678)
OKLCH	oklch(44.12% 0.191 298.6)
XYZ	xyz(13.4323, 7.3053, 39.2226)
Luminance	0.0731 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642AAB #71AB2A

analogous

#2A31AB #642AAB #A52AAB

triadic

#642AAB #AB642A #2AAB64

tetradic

#642AAB #AB2A31 #71AB2A #2AABA5

square

#642AAB #AB2A31 #71AB2A #2AABA5

split-complementary

#642AAB #ABA52A #31AB2A

monochromatic

#2B1249 #471E7A #642AAB #8242D1 #A273DD

Accessibility & contrast

On white

8.53

#642AAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#642AAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642AAB

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642AAB	#FFFFFF	#000000	##FFFFFF
##642AAB	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAF

Deuteranopia (green-blind)

#004BA8

Tritanopia (blue-blind)

#524C69

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #642aab;
/* rgb */ color: rgb(100, 42, 171);
/* oklch */ color: oklch(44.1% 0.191 298.6);

Tailwind

colors: {
  custom: {
    50: '#976ac5',
    500: '#642aab',
    950: '#000000',
  },
}

SCSS

$custom: #642aab;
$custom-light: #976ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#642aab",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 171
  },
  "hsl": {
    "h": 266.977,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4412,
    "c": 0.19114,
    "h": 298.6
  },
  "luminance": 0.07306
}

Semantic roles & 50–950 ramp

primary

#642AAB

secondary

#9DC46D

accent

#E4449C

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642AAB

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

Preview Lab → · Contrast checker → · Palette generator →