#642EA3#642EA3

#642EA3 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.9% C 0.178 H 300.2°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#642EA3
RGB	rgb(100, 46, 163)
HSL	hsl(268, 56%, 41%)
HSV	hsv(268, 72%, 64%)
CMYK	cmyk(38.7%, 71.8%, 0%, 36.1%)
CIE-LAB	lab(32.50, 47.53, -53.88)
CIE-LCH	lch(32.50, 71.85, 311.42°)
OKLab	oklab(43.92% 0.0894 -0.1537)
OKLCH	oklch(43.92% 0.178 300.2)
XYZ	xyz(12.8417, 7.3075, 35.3772)
Luminance	0.0731 (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

#642EA3 #6DA32E

analogous

#2E32A3 #642EA3 #9E2EA3

triadic

#642EA3 #A3642E #2EA364

tetradic

#642EA3 #A32E32 #6DA32E #2EA39E

square

#642EA3 #A32E32 #6DA32E #2EA39E

split-complementary

#642EA3 #A39E2E #32A32E

monochromatic

#291344 #472173 #642EA3 #8244CA #A274D8

Accessibility & contrast

On white

8.53

#642EA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#642EA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642EA3

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642EA3	#FFFFFF	#000000	##FFFFFF
##642EA3	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA6

Deuteranopia (green-blind)

#004CA1

Tritanopia (blue-blind)

#564B65

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #642ea3;
/* rgb */ color: rgb(100, 46, 163);
/* oklch */ color: oklch(43.9% 0.178 300.2);

Tailwind

colors: {
  custom: {
    50: '#966bbf',
    500: '#642ea3',
    950: '#000000',
  },
}

SCSS

$custom: #642ea3;
$custom-light: #966bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#642ea3",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 163
  },
  "hsl": {
    "h": 267.692,
    "s": 55.981,
    "l": 40.98
  },
  "oklch": {
    "l": 0.43919,
    "c": 0.1778,
    "h": 300.2
  },
  "luminance": 0.07308
}

Semantic roles & 50–950 ramp

primary

#642EA3

secondary

#9ABF6D

accent

#DF499A

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642EA3

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

Preview Lab → · Contrast checker → · Palette generator →