#642D82#642D82

#642D82 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 41.3% C 0.142 H 311.6°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#642D82
RGB	rgb(100, 45, 130)
HSL	hsl(279, 49%, 34%)
HSV	hsv(279, 65%, 51%)
CMYK	cmyk(23.1%, 65.4%, 0%, 49%)
CIE-LAB	lab(29.91, 39.91, -37.80)
CIE-LCH	lch(29.91, 54.97, 316.55°)
OKLab	oklab(41.3% 0.0944 -0.1065)
OKLCH	oklch(41.3% 0.142 311.6)
XYZ	xyz(10.2224, 6.1980, 21.7726)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.68

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D82 #4B822D

analogous

#3A2D82 #642D82 #822D76

triadic

#642D82 #82642D #2D8264

tetradic

#642D82 #823A2D #4B822D #2D7682

square

#642D82 #823A2D #4B822D #2D7682

split-complementary

#642D82 #76822D #2D823A

monochromatic

#1E0E27 #411D55 #642D82 #873DAF #A461C8

Accessibility & contrast

On white

9.38

#642D82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#642D82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D82

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D82	#FFFFFF	#000000	##FFFFFF
##642D82	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044485

Deuteranopia (green-blind)

#254880

Tritanopia (blue-blind)

#603D53

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642d82;
/* rgb */ color: rgb(100, 45, 130);
/* oklch */ color: oklch(41.3% 0.142 311.6);

Tailwind

colors: {
  custom: {
    50: '#936aa7',
    500: '#642d82',
    950: '#000000',
  },
}

SCSS

$custom: #642d82;
$custom-light: #936aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#642d82",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 130
  },
  "hsl": {
    "h": 278.824,
    "s": 48.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.413,
    "c": 0.14227,
    "h": 311.6
  },
  "luminance": 0.06198
}

Semantic roles & 50–950 ramp

primary

#642D82

secondary

#79AF5C

accent

#D85080

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D070F

muted

#7E7A7F

Preview Lab

Preview with #642D82

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

Preview Lab → · Contrast checker → · Palette generator →