#642A79#642A79

#642A79 is a dark, vivid purple. Relative luminance 0.057; OKLCH L 40.3% C 0.137 H 315.9°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#642A79
RGB	rgb(100, 42, 121)
HSL	hsl(284, 48%, 32%)
HSV	hsv(284, 65%, 47%)
CMYK	cmyk(17.4%, 65.3%, 0%, 52.5%)
CIE-LAB	lab(28.76, 39.38, -33.98)
CIE-LCH	lch(28.76, 52.01, 319.21°)
OKLab	oklab(40.28% 0.0985 -0.0952)
OKLCH	oklch(40.28% 0.137 315.9)
XYZ	xyz(9.5342, 5.7461, 18.6923)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642A79 #3F792A

analogous

#3D2A79 #642A79 #792A67

triadic

#642A79 #79642A #2A7964

tetradic

#642A79 #793D2A #3F792A #2A6779

square

#642A79 #793D2A #3F792A #2A6779

split-complementary

#642A79 #67792A #2A793D

monochromatic

#190A1E #3E1A4C #642A79 #8A3AA6 #A858C5

Accessibility & contrast

On white

9.77

#642A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#642A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642A79

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642A79	#FFFFFF	#000000	##FFFFFF
##642A79	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F407B

Deuteranopia (green-blind)

#2A4577

Tritanopia (blue-blind)

#63384D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642a79;
/* rgb */ color: rgb(100, 42, 121);
/* oklch */ color: oklch(40.3% 0.137 315.9);

Tailwind

colors: {
  custom: {
    50: '#9368a0',
    500: '#642a79',
    950: '#000000',
  },
}

SCSS

$custom: #642a79;
$custom-light: #9368a0;
$custom-dark: #000000;

JSON

{
  "hex": "#642a79",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 121
  },
  "hsl": {
    "h": 284.051,
    "s": 48.466,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40285,
    "c": 0.13699,
    "h": 315.9
  },
  "luminance": 0.05746
}

Semantic roles & 50–950 ramp

primary

#642A79

secondary

#6BAB54

accent

#D85074

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D060F

muted

#7E7A7E

Preview Lab

Preview with #642A79

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

Preview Lab → · Contrast checker → · Palette generator →