#642D74#642D74

#642D74 is a dark, vivid purple. Relative luminance 0.058; OKLCH L 40.4% C 0.127 H 318.0°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#642D74
RGB	rgb(100, 45, 116)
HSL	hsl(286, 44%, 32%)
HSV	hsv(286, 61%, 45%)
CMYK	cmyk(13.8%, 61.2%, 0%, 54.5%)
CIE-LAB	lab(29.02, 36.71, -30.39)
CIE-LCH	lch(29.02, 47.66, 320.38°)
OKLab	oklab(40.38% 0.0943 -0.0848)
OKLCH	oklch(40.38% 0.127 318)
XYZ	xyz(9.3459, 5.8474, 17.1560)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D74 #3D742D

analogous

#412D74 #642D74 #742D61

triadic

#642D74 #74642D #2D7464

tetradic

#642D74 #74412D #3D742D #2D6174

square

#642D74 #74412D #3D742D #2D6174

split-complementary

#642D74 #61742D #2D7441

monochromatic

#180B1C #3E1C48 #642D74 #8A3EA0 #A95CC0

Accessibility & contrast

On white

9.68

#642D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#642D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D74

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D74	#FFFFFF	#000000	##FFFFFF
##642D74	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4176

Deuteranopia (green-blind)

#304672

Tritanopia (blue-blind)

#64384C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642d74;
/* rgb */ color: rgb(100, 45, 116);
/* oklch */ color: oklch(40.4% 0.127 318.0);

Tailwind

colors: {
  custom: {
    50: '#92699c',
    500: '#642d74',
    950: '#000000',
  },
}

SCSS

$custom: #642d74;
$custom-light: #92699c;
$custom-dark: #000000;

JSON

{
  "hex": "#642d74",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 116
  },
  "hsl": {
    "h": 286.479,
    "s": 44.099,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40375,
    "c": 0.12682,
    "h": 318
  },
  "luminance": 0.05847
}

Semantic roles & 50–950 ramp

primary

#642D74

secondary

#69A557

accent

#D45471

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060E

muted

#7E7A7E

Preview Lab

Preview with #642D74

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

Preview Lab → · Contrast checker → · Palette generator →