#642F85#642F85

#642F85 is a dark, vivid violet. Relative luminance 0.064; OKLCH L 41.8% C 0.143 H 310.0°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#642F85
RGB	rgb(100, 47, 133)
HSL	hsl(277, 48%, 35%)
HSV	hsv(277, 65%, 52%)
CMYK	cmyk(24.8%, 64.7%, 0%, 47.8%)
CIE-LAB	lab(30.49, 39.58, -38.74)
CIE-LCH	lch(30.49, 55.38, 315.61°)
OKLab	oklab(41.78% 0.0917 -0.1092)
OKLCH	oklch(41.78% 0.143 310)
XYZ	xyz(10.5049, 6.4360, 22.8746)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642F85 #50852F

analogous

#392F85 #642F85 #852F7B

triadic

#642F85 #85642F #2F8564

tetradic

#642F85 #85392F #50852F #2F7B85

square

#642F85 #85392F #50852F #2F7B85

split-complementary

#642F85 #7B852F #2F8539

monochromatic

#200F2B #421F58 #642F85 #863FB2 #A366C9

Accessibility & contrast

On white

9.18

#642F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#642F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642F85

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642F85	#FFFFFF	#000000	##FFFFFF
##642F85	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044588

Deuteranopia (green-blind)

#244983

Tritanopia (blue-blind)

#604055

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #642f85;
/* rgb */ color: rgb(100, 47, 133);
/* oklch */ color: oklch(41.8% 0.143 310.0);

Tailwind

colors: {
  custom: {
    50: '#936ba9',
    500: '#642f85',
    950: '#000000',
  },
}

SCSS

$custom: #642f85;
$custom-light: #936ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#642f85",
  "rgb": {
    "r": 100,
    "g": 47,
    "b": 133
  },
  "hsl": {
    "h": 276.977,
    "s": 47.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41784,
    "c": 0.14262,
    "h": 310
  },
  "luminance": 0.06436
}

Semantic roles & 50–950 ramp

primary

#642F85

secondary

#7FB060

accent

#D75084

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #642F85

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

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