#642DA6#642DA6

#642DA6 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.0% C 0.182 H 299.5°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#642DA6
RGB	rgb(100, 45, 166)
HSL	hsl(267, 57%, 41%)
HSV	hsv(267, 73%, 65%)
CMYK	cmyk(39.8%, 72.9%, 0%, 34.9%)
CIE-LAB	lab(32.57, 48.77, -55.57)
CIE-LCH	lch(32.57, 73.94, 311.27°)
OKLab	oklab(44.04% 0.0898 -0.1587)
OKLCH	oklch(44.04% 0.182 299.5)
XYZ	xyz(13.0751, 7.3391, 36.7967)
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

#642DA6 #6FA62D

analogous

#2D32A6 #642DA6 #A12DA6

triadic

#642DA6 #A6642D #2DA664

tetradic

#642DA6 #A62D32 #6FA62D #2DA6A1

square

#642DA6 #A62D32 #6FA62D #2DA6A1

split-complementary

#642DA6 #A6A12D #32A62D

monochromatic

#2A1346 #472076 #642DA6 #8244CC #A274D9

Accessibility & contrast

On white

8.51

#642DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#642DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DA6

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DA6	#FFFFFF	#000000	##FFFFFF
##642DA6	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)

#004CAA

Deuteranopia (green-blind)

#004CA4

Tritanopia (blue-blind)

#554B67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642da6;
/* rgb */ color: rgb(100, 45, 166);
/* oklch */ color: oklch(44.0% 0.182 299.5);

Tailwind

colors: {
  custom: {
    50: '#966bc1',
    500: '#642da6',
    950: '#000000',
  },
}

SCSS

$custom: #642da6;
$custom-light: #966bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#642da6",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 166
  },
  "hsl": {
    "h": 267.273,
    "s": 57.346,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44044,
    "c": 0.18231,
    "h": 299.5
  },
  "luminance": 0.07339
}

Semantic roles & 50–950 ramp

primary

#642DA6

secondary

#9BC16E

accent

#E1479B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642DA6

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

Preview Lab → · Contrast checker → · Palette generator →