#642DA5#642DA5

#642DA5 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 44.0% C 0.181 H 299.8°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#642DA5
RGB	rgb(100, 45, 165)
HSL	hsl(268, 57%, 41%)
HSV	hsv(268, 73%, 65%)
CMYK	cmyk(39.4%, 72.7%, 0%, 35.3%)
CIE-LAB	lab(32.49, 48.52, -55.10)
CIE-LCH	lch(32.49, 73.42, 311.36°)
OKLab	oklab(43.96% 0.09 -0.1573)
OKLCH	oklch(43.96% 0.181 299.8)
XYZ	xyz(12.9838, 7.3026, 36.3155)
Luminance	0.0730 (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

#642DA5 #6EA52D

analogous

#2D32A5 #642DA5 #A02DA5

triadic

#642DA5 #A5642D #2DA564

tetradic

#642DA5 #A52D32 #6EA52D #2DA5A0

square

#642DA5 #A52D32 #6EA52D #2DA5A0

split-complementary

#642DA5 #A5A02D #32A52D

monochromatic

#2A1345 #472075 #642DA5 #8243CC #A273D9

Accessibility & contrast

On white

8.53

#642DA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#642DA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DA5

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DA5	#FFFFFF	#000000	##FFFFFF
##642DA5	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)

#004CA8

Deuteranopia (green-blind)

#004BA3

Tritanopia (blue-blind)

#554B66

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #642da5;
/* rgb */ color: rgb(100, 45, 165);
/* oklch */ color: oklch(44.0% 0.181 299.8);

Tailwind

colors: {
  custom: {
    50: '#966bc1',
    500: '#642da5',
    950: '#000000',
  },
}

SCSS

$custom: #642da5;
$custom-light: #966bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#642da5",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 165
  },
  "hsl": {
    "h": 267.5,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43961,
    "c": 0.18121,
    "h": 299.8
  },
  "luminance": 0.07303
}

Semantic roles & 50–950 ramp

primary

#642DA5

secondary

#9AC16D

accent

#E0479A

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642DA5

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

Preview Lab → · Contrast checker → · Palette generator →