#642FAA#642FAA

#642FAA is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.6% C 0.184 H 298.2°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#642FAA
RGB	rgb(100, 47, 170)
HSL	hsl(266, 57%, 43%)
HSV	hsv(266, 72%, 67%)
CMYK	cmyk(41.2%, 72.4%, 0%, 33.3%)
CIE-LAB	lab(33.23, 48.84, -56.89)
CIE-LCH	lch(33.23, 74.98, 310.64°)
OKLab	oklab(44.62% 0.087 -0.1626)
OKLCH	oklch(44.62% 0.184 298.2)
XYZ	xyz(13.5259, 7.6444, 38.7853)
Luminance	0.0765 (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

#642FAA #75AA2F

analogous

#2F37AA #642FAA #A22FAA

triadic

#642FAA #AA642F #2FAA64

tetradic

#642FAA #AA2F37 #75AA2F #2FAAA2

square

#642FAA #AA2F37 #75AA2F #2FAAA2

split-complementary

#642FAA #AAA22F #37AA2F

monochromatic

#2C144A #48227A #642FAA #8249CD #A379DA

Accessibility & contrast

On white

8.30

#642FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#642FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642FAA

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642FAA	#FFFFFF	#000000	##FFFFFF
##642FAA	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAE

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#534E69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642faa;
/* rgb */ color: rgb(100, 47, 170);
/* oklch */ color: oklch(44.6% 0.184 298.2);

Tailwind

colors: {
  custom: {
    50: '#966cc4',
    500: '#642faa',
    950: '#000000',
  },
}

SCSS

$custom: #642faa;
$custom-light: #966cc4;
$custom-dark: #000000;

JSON

{
  "hex": "#642faa",
  "rgb": {
    "r": 100,
    "g": 47,
    "b": 170
  },
  "hsl": {
    "h": 265.854,
    "s": 56.682,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44616,
    "c": 0.18439,
    "h": 298.2
  },
  "luminance": 0.07645
}

Semantic roles & 50–950 ramp

primary

#642FAA

secondary

#A0C272

accent

#E0489E

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642FAA

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

Preview Lab → · Contrast checker → · Palette generator →