#642D94#642D94

#642D94 is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.6% C 0.162 H 304.9°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#642D94
RGB	rgb(100, 45, 148)
HSL	hsl(272, 53%, 38%)
HSV	hsv(272, 70%, 58%)
CMYK	cmyk(32.4%, 69.6%, 0%, 42%)
CIE-LAB	lab(31.17, 44.25, -46.91)
CIE-LCH	lch(31.17, 64.48, 313.33°)
OKLab	oklab(42.61% 0.0928 -0.1332)
OKLCH	oklch(42.61% 0.162 304.9)
XYZ	xyz(11.5380, 6.7243, 28.7013)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D94 #5D942D

analogous

#302D94 #642D94 #942D90

triadic

#642D94 #94642D #2D9464

tetradic

#642D94 #94302D #5D942D #2D9094

square

#642D94 #94302D #5D942D #2D9094

split-complementary

#642D94 #90942D #2D9430

monochromatic

#251036 #441F65 #642D94 #843BC3 #A16AD2

Accessibility & contrast

On white

8.96

#642D94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#642D94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D94

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D94	#FFFFFF	#000000	##FFFFFF
##642D94	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004897

Deuteranopia (green-blind)

#064992

Tritanopia (blue-blind)

#5B445D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #642d94;
/* rgb */ color: rgb(100, 45, 148);
/* oklch */ color: oklch(42.6% 0.162 304.9);

Tailwind

colors: {
  custom: {
    50: '#946ab4',
    500: '#642d94',
    950: '#000000',
  },
}

SCSS

$custom: #642d94;
$custom-light: #946ab4;
$custom-dark: #000000;

JSON

{
  "hex": "#642d94",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 148
  },
  "hsl": {
    "h": 272.039,
    "s": 53.368,
    "l": 37.843
  },
  "oklch": {
    "l": 0.42612,
    "c": 0.16236,
    "h": 304.9
  },
  "luminance": 0.06724
}

Semantic roles & 50–950 ramp

primary

#642D94

secondary

#8CB864

accent

#DD4B8F

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642D94

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

Preview Lab → · Contrast checker → · Palette generator →