#642EA4#642EA4

#642EA4 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.0% C 0.179 H 299.9°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#642EA4
RGB	rgb(100, 46, 164)
HSL	hsl(267, 56%, 41%)
HSV	hsv(267, 72%, 64%)
CMYK	cmyk(39%, 72%, 0%, 35.7%)
CIE-LAB	lab(32.58, 47.78, -54.35)
CIE-LCH	lch(32.58, 72.37, 311.32°)
OKLab	oklab(44% 0.0892 -0.1551)
OKLCH	oklch(44% 0.179 299.9)
XYZ	xyz(12.9317, 7.3435, 35.8509)
Luminance	0.0734 (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

#642EA4 #6EA42E

analogous

#2E33A4 #642EA4 #9F2EA4

triadic

#642EA4 #A4642E #2EA464

tetradic

#642EA4 #A42E33 #6EA42E #2EA49F

square

#642EA4 #A42E33 #6EA42E #2EA49F

split-complementary

#642EA4 #A49F2E #33A42E

monochromatic

#2A1344 #472174 #642EA4 #8245CB #A274D8

Accessibility & contrast

On white

8.51

#642EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#642EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642EA4

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642EA4	#FFFFFF	#000000	##FFFFFF
##642EA4	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)

#004CA7

Deuteranopia (green-blind)

#004CA2

Tritanopia (blue-blind)

#554B66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642ea4;
/* rgb */ color: rgb(100, 46, 164);
/* oklch */ color: oklch(44.0% 0.179 299.9);

Tailwind

colors: {
  custom: {
    50: '#966bc0',
    500: '#642ea4',
    950: '#000000',
  },
}

SCSS

$custom: #642ea4;
$custom-light: #966bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#642ea4",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 164
  },
  "hsl": {
    "h": 267.458,
    "s": 56.19,
    "l": 41.176
  },
  "oklch": {
    "l": 0.44001,
    "c": 0.17891,
    "h": 299.9
  },
  "luminance": 0.07344
}

Semantic roles & 50–950 ramp

primary

#642EA4

secondary

#9AC06E

accent

#DF489A

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642EA4

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

Preview Lab → · Contrast checker → · Palette generator →