#642AAC#642AAC

#642AAC is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.2% C 0.192 H 298.3°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#642AAC
RGB	rgb(100, 42, 172)
HSL	hsl(267, 61%, 42%)
HSV	hsv(267, 76%, 67%)
CMYK	cmyk(41.9%, 75.6%, 0%, 32.5%)
CIE-LAB	lab(32.58, 51.67, -59.16)
CIE-LCH	lch(32.58, 78.55, 311.14°)
OKLab	oklab(44.21% 0.0912 -0.1692)
OKLCH	oklch(44.21% 0.192 298.3)
XYZ	xyz(13.5280, 7.3436, 39.7265)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.32

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642AAC #72AC2A

analogous

#2A31AC #642AAC #A52AAC

triadic

#642AAC #AC642A #2AAC64

tetradic

#642AAC #AC2A31 #72AC2A #2AACA5

square

#642AAC #AC2A31 #72AC2A #2AACA5

split-complementary

#642AAC #ACA52A #31AC2A

monochromatic

#2B124A #471E7B #642AAC #8242D1 #A373DD

Accessibility & contrast

On white

8.51

#642AAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#642AAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642AAC

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642AAC	#FFFFFF	#000000	##FFFFFF
##642AAC	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB0

Deuteranopia (green-blind)

#004BA9

Tritanopia (blue-blind)

#524C69

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642aac;
/* rgb */ color: rgb(100, 42, 172);
/* oklch */ color: oklch(44.2% 0.192 298.3);

Tailwind

colors: {
  custom: {
    50: '#976ac6',
    500: '#642aac',
    950: '#000000',
  },
}

SCSS

$custom: #642aac;
$custom-light: #976ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#642aac",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 172
  },
  "hsl": {
    "h": 266.769,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44205,
    "c": 0.19222,
    "h": 298.3
  },
  "luminance": 0.07344
}

Semantic roles & 50–950 ramp

primary

#642AAC

secondary

#9EC46D

accent

#E4449D

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642AAC

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

Preview Lab → · Contrast checker → · Palette generator →