#642D71#642D71

#642D71 is a dark, vivid purple. Relative luminance 0.058; OKLCH L 40.2% C 0.124 H 319.6°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#642D71
RGB	rgb(100, 45, 113)
HSL	hsl(289, 43%, 31%)
HSV	hsv(289, 60%, 44%)
CMYK	cmyk(11.5%, 60.2%, 0%, 55.7%)
CIE-LAB	lab(28.85, 36.05, -28.77)
CIE-LCH	lch(28.85, 46.12, 321.41°)
OKLab	oklab(40.19% 0.0941 -0.0801)
OKLCH	oklch(40.19% 0.124 319.6)
XYZ	xyz(9.1742, 5.7787, 16.2517)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D71 #3A712D

analogous

#422D71 #642D71 #712D5C

triadic

#642D71 #71642D #2D7164

tetradic

#642D71 #71422D #3A712D #2D5C71

square

#642D71 #71422D #3A712D #2D5C71

split-complementary

#642D71 #5C712D #2D7142

monochromatic

#170A19 #3D1C45 #642D71 #8B3E9D #AB5BBE

Accessibility & contrast

On white

9.74

#642D71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#642D71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D71

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D71	#FFFFFF	#000000	##FFFFFF
##642D71	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4073

Deuteranopia (green-blind)

#32466F

Tritanopia (blue-blind)

#64374A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642d71;
/* rgb */ color: rgb(100, 45, 113);
/* oklch */ color: oklch(40.2% 0.124 319.6);

Tailwind

colors: {
  custom: {
    50: '#92699a',
    500: '#642d71',
    950: '#000000',
  },
}

SCSS

$custom: #642d71;
$custom-light: #92699a;
$custom-dark: #000000;

JSON

{
  "hex": "#642d71",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 113
  },
  "hsl": {
    "h": 288.529,
    "s": 43.038,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40189,
    "c": 0.12357,
    "h": 319.6
  },
  "luminance": 0.05778
}

Semantic roles & 50–950 ramp

primary

#642D71

secondary

#66A357

accent

#D3556D

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060E

muted

#7E7A7E

Preview Lab

Preview with #642D71

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

Preview Lab → · Contrast checker → · Palette generator →