#642CAD#642CAD

#642CAD is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.5% C 0.191 H 297.8°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#642CAD
RGB	rgb(100, 44, 173)
HSL	hsl(266, 59%, 43%)
HSV	hsv(266, 75%, 68%)
CMYK	cmyk(42.2%, 74.6%, 0%, 32.2%)
CIE-LAB	lab(32.98, 51.02, -59.10)
CIE-LCH	lch(32.98, 78.08, 310.81°)
OKLab	oklab(44.51% 0.0892 -0.169)
OKLCH	oklch(44.51% 0.191 297.8)
XYZ	xyz(13.6971, 7.5276, 40.2584)
Luminance	0.0753 (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

#642CAD #75AD2C

analogous

#2C34AD #642CAD #A52CAD

triadic

#642CAD #AD642C #2CAD64

tetradic

#642CAD #AD2C34 #75AD2C #2CADA5

square

#642CAD #AD2C34 #75AD2C #2CADA5

split-complementary

#642CAD #ADA52C #34AD2C

monochromatic

#2C134B #48207C #642CAD #8246D0 #A377DC

Accessibility & contrast

On white

8.38

#642CAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#642CAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642CAD

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642CAD	#FFFFFF	#000000	##FFFFFF
##642CAD	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB1

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#524D6A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642cad;
/* rgb */ color: rgb(100, 44, 173);
/* oklch */ color: oklch(44.5% 0.191 297.8);

Tailwind

colors: {
  custom: {
    50: '#976bc6',
    500: '#642cad',
    950: '#000000',
  },
}

SCSS

$custom: #642cad;
$custom-light: #976bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#642cad",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 173
  },
  "hsl": {
    "h": 266.047,
    "s": 59.447,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44514,
    "c": 0.19112,
    "h": 297.8
  },
  "luminance": 0.07528
}

Semantic roles & 50–950 ramp

primary

#642CAD

secondary

#A0C471

accent

#E3459E

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642CAD

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

Preview Lab → · Contrast checker → · Palette generator →