#642CA8#642CA8

#642CA8 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.1% C 0.186 H 299.1°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#642CA8
RGB	rgb(100, 44, 168)
HSL	hsl(267, 58%, 42%)
HSV	hsv(267, 74%, 66%)
CMYK	cmyk(40.5%, 73.8%, 0%, 34.1%)
CIE-LAB	lab(32.56, 49.75, -56.78)
CIE-LCH	lch(32.56, 75.49, 311.22°)
OKLab	oklab(44.09% 0.0903 -0.1622)
OKLCH	oklch(44.09% 0.186 299.1)
XYZ	xyz(13.2223, 7.3377, 37.7579)
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

#642CA8 #70A82C

analogous

#2C32A8 #642CA8 #A22CA8

triadic

#642CA8 #A8642C #2CA864

tetradic

#642CA8 #A82C32 #70A82C #2CA8A2

square

#642CA8 #A82C32 #70A82C #2CA8A2

split-complementary

#642CA8 #A8A22C #32A82C

monochromatic

#2A1347 #471F78 #642CA8 #8243CE #A274DB

Accessibility & contrast

On white

8.51

#642CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#642CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642CA8

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642CA8	#FFFFFF	#000000	##FFFFFF
##642CA8	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)

#004DAC

Deuteranopia (green-blind)

#004BA6

Tritanopia (blue-blind)

#544B67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642ca8;
/* rgb */ color: rgb(100, 44, 168);
/* oklch */ color: oklch(44.1% 0.186 299.1);

Tailwind

colors: {
  custom: {
    50: '#966bc3',
    500: '#642ca8',
    950: '#000000',
  },
}

SCSS

$custom: #642ca8;
$custom-light: #966bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#642ca8",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 168
  },
  "hsl": {
    "h": 267.097,
    "s": 58.491,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44092,
    "c": 0.18567,
    "h": 299.1
  },
  "luminance": 0.07338
}

Semantic roles & 50–950 ramp

primary

#642CA8

secondary

#9CC26E

accent

#E2469B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642CA8

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

Preview Lab → · Contrast checker → · Palette generator →