#642C80#642C80

#642C80 is a dark, vivid purple. Relative luminance 0.061; OKLCH L 41.0% C 0.142 H 312.5°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#642C80
RGB	rgb(100, 44, 128)
HSL	hsl(280, 49%, 34%)
HSV	hsv(280, 66%, 50%)
CMYK	cmyk(21.9%, 65.6%, 0%, 49.8%)
CIE-LAB	lab(29.59, 39.95, -37.06)
CIE-LCH	lch(29.59, 54.50, 317.15°)
OKLab	oklab(41.03% 0.0957 -0.1043)
OKLCH	oklch(41.03% 0.142 312.5)
XYZ	xyz(10.0518, 6.0695, 21.0599)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.48

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642C80 #48802C

analogous

#3A2C80 #642C80 #802C72

triadic

#642C80 #80642C #2C8064

tetradic

#642C80 #803A2C #48802C #2C7280

square

#642C80 #803A2C #48802C #2C7280

split-complementary

#642C80 #72802C #2C803A

monochromatic

#1D0D25 #401C52 #642C80 #883CAE #A55FC8

Accessibility & contrast

On white

9.49

#642C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#642C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642C80

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642C80	#FFFFFF	#000000	##FFFFFF
##642C80	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#064383

Deuteranopia (green-blind)

#26477E

Tritanopia (blue-blind)

#613C52

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642c80;
/* rgb */ color: rgb(100, 44, 128);
/* oklch */ color: oklch(41.0% 0.142 312.5);

Tailwind

colors: {
  custom: {
    50: '#9369a5',
    500: '#642c80',
    950: '#000000',
  },
}

SCSS

$custom: #642c80;
$custom-light: #9369a5;
$custom-dark: #000000;

JSON

{
  "hex": "#642c80",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 128
  },
  "hsl": {
    "h": 280,
    "s": 48.837,
    "l": 33.725
  },
  "oklch": {
    "l": 0.41027,
    "c": 0.14157,
    "h": 312.5
  },
  "luminance": 0.06069
}

Semantic roles & 50–950 ramp

primary

#642C80

secondary

#76AE5A

accent

#D84F7D

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D060F

muted

#7E7A7F

Preview Lab

Preview with #642C80

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

Preview Lab → · Contrast checker → · Palette generator →