#642C97#642C97

#642C97 is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.7% C 0.167 H 304.1°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#642C97
RGB	rgb(100, 44, 151)
HSL	hsl(271, 55%, 38%)
HSV	hsv(271, 71%, 59%)
CMYK	cmyk(33.8%, 70.9%, 0%, 40.8%)
CIE-LAB	lab(31.22, 45.48, -48.66)
CIE-LCH	lch(31.22, 66.61, 313.06°)
OKLab	oklab(42.72% 0.0935 -0.1384)
OKLCH	oklch(42.72% 0.167 304.1)
XYZ	xyz(11.7409, 6.7451, 29.9556)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642C97 #5F972C

analogous

#2E2C97 #642C97 #972C94

triadic

#642C97 #97642C #2C9764

tetradic

#642C97 #972E2C #5F972C #2C9497

square

#642C97 #972E2C #5F972C #2C9497

split-complementary

#642C97 #94972C #2C972E

monochromatic

#251038 #451E68 #642C97 #833AC6 #A16AD4

Accessibility & contrast

On white

8.94

#642C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#642C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642C97

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642C97	#FFFFFF	#000000	##FFFFFF
##642C97	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#004995

Tritanopia (blue-blind)

#5A455E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #642c97;
/* rgb */ color: rgb(100, 44, 151);
/* oklch */ color: oklch(42.7% 0.167 304.1);

Tailwind

colors: {
  custom: {
    50: '#956ab6',
    500: '#642c97',
    950: '#000000',
  },
}

SCSS

$custom: #642c97;
$custom-light: #956ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#642c97",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 151
  },
  "hsl": {
    "h": 271.402,
    "s": 54.872,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42718,
    "c": 0.167,
    "h": 304.1
  },
  "luminance": 0.06745
}

Semantic roles & 50–950 ramp

primary

#642C97

secondary

#8DBA65

accent

#DE4A90

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642C97

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

Preview Lab → · Contrast checker → · Palette generator →