#642D79#642D79

#642D79 is a dark, vivid purple. Relative luminance 0.060; OKLCH L 40.7% C 0.132 H 315.6°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#642D79
RGB	rgb(100, 45, 121)
HSL	hsl(283, 46%, 33%)
HSV	hsv(283, 63%, 47%)
CMYK	cmyk(17.4%, 62.8%, 0%, 52.5%)
CIE-LAB	lab(29.33, 37.83, -33.08)
CIE-LCH	lch(29.33, 50.25, 318.84°)
OKLab	oklab(40.7% 0.0945 -0.0926)
OKLCH	oklch(40.7% 0.132 315.6)
XYZ	xyz(9.6446, 5.9669, 18.7291)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D79 #42792D

analogous

#3E2D79 #642D79 #792D68

triadic

#642D79 #79642D #2D7964

tetradic

#642D79 #793E2D #42792D #2D6879

square

#642D79 #793E2D #42792D #2D6879

split-complementary

#642D79 #68792D #2D793E

monochromatic

#1A0C20 #3F1C4C #642D79 #893EA6 #A75DC3

Accessibility & contrast

On white

9.57

#642D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#642D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D79

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D79	#FFFFFF	#000000	##FFFFFF
##642D79	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16427B

Deuteranopia (green-blind)

#2D4777

Tritanopia (blue-blind)

#633A4E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #642d79;
/* rgb */ color: rgb(100, 45, 121);
/* oklch */ color: oklch(40.7% 0.132 315.6);

Tailwind

colors: {
  custom: {
    50: '#9269a0',
    500: '#642d79',
    950: '#000000',
  },
}

SCSS

$custom: #642d79;
$custom-light: #9269a0;
$custom-dark: #000000;

JSON

{
  "hex": "#642d79",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 121
  },
  "hsl": {
    "h": 283.421,
    "s": 45.783,
    "l": 32.549
  },
  "oklch": {
    "l": 0.40696,
    "c": 0.1323,
    "h": 315.6
  },
  "luminance": 0.05967
}

Semantic roles & 50–950 ramp

primary

#642D79

secondary

#6FA958

accent

#D55277

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060F

muted

#7E7A7E

Preview Lab

Preview with #642D79

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

Preview Lab → · Contrast checker → · Palette generator →