#642BA9#642BA9

#642BA9 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.1% C 0.188 H 299.0°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#642BA9
RGB	rgb(100, 43, 169)
HSL	hsl(267, 59%, 42%)
HSV	hsv(267, 75%, 66%)
CMYK	cmyk(40.8%, 74.6%, 0%, 33.7%)
CIE-LAB	lab(32.48, 50.46, -57.51)
CIE-LCH	lch(32.48, 76.51, 311.27°)
OKLab	oklab(44.06% 0.091 -0.1644)
OKLCH	oklch(44.06% 0.188 299)
XYZ	xyz(13.2790, 7.3015, 38.2381)
Luminance	0.0730 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.56

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642BA9 #70A92B

analogous

#2B31A9 #642BA9 #A32BA9

triadic

#642BA9 #A9642B #2BA964

tetradic

#642BA9 #A92B31 #70A92B #2BA9A3

square

#642BA9 #A92B31 #70A92B #2BA9A3

split-complementary

#642BA9 #A9A32B #31A92B

monochromatic

#2A1247 #471F78 #642BA9 #8242CF #A273DB

Accessibility & contrast

On white

8.54

#642BA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#642BA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642BA9

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642BA9	#FFFFFF	#000000	##FFFFFF
##642BA9	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAD

Deuteranopia (green-blind)

#004BA7

Tritanopia (blue-blind)

#534B68

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #642ba9;
/* rgb */ color: rgb(100, 43, 169);
/* oklch */ color: oklch(44.1% 0.188 299.0);

Tailwind

colors: {
  custom: {
    50: '#966ac4',
    500: '#642ba9',
    950: '#000000',
  },
}

SCSS

$custom: #642ba9;
$custom-light: #966ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#642ba9",
  "rgb": {
    "r": 100,
    "g": 43,
    "b": 169
  },
  "hsl": {
    "h": 267.143,
    "s": 59.434,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44062,
    "c": 0.18789,
    "h": 299
  },
  "luminance": 0.07302
}

Semantic roles & 50–950 ramp

primary

#642BA9

secondary

#9CC36D

accent

#E3459B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642BA9

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

Preview Lab → · Contrast checker → · Palette generator →