#642A97#642A97

#642A97 is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.5% C 0.170 H 304.3°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#642A97
RGB	rgb(100, 42, 151)
HSL	hsl(272, 56%, 38%)
HSV	hsv(272, 72%, 59%)
CMYK	cmyk(33.8%, 72.2%, 0%, 40.8%)
CIE-LAB	lab(30.88, 46.44, -49.22)
CIE-LCH	lch(30.88, 67.67, 313.34°)
OKLab	oklab(42.47% 0.0957 -0.14)
OKLCH	oklch(42.47% 0.17 304.3)
XYZ	xyz(11.6681, 6.5997, 29.9313)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642A97 #5D972A

analogous

#2E2A97 #642A97 #972A93

triadic

#642A97 #97642A #2A9764

tetradic

#642A97 #972E2A #5D972A #2A9397

square

#642A97 #972E2A #5D972A #2A9397

split-complementary

#642A97 #93972A #2A972E

monochromatic

#250F37 #441D67 #642A97 #8437C7 #A167D5

Accessibility & contrast

On white

9.05

#642A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#642A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642A97

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642A97	#FFFFFF	#000000	##FFFFFF
##642A97	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479A

Deuteranopia (green-blind)

#004995

Tritanopia (blue-blind)

#5A445D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #642a97;
/* rgb */ color: rgb(100, 42, 151);
/* oklch */ color: oklch(42.5% 0.170 304.3);

Tailwind

colors: {
  custom: {
    50: '#9569b6',
    500: '#642a97',
    950: '#000000',
  },
}

SCSS

$custom: #642a97;
$custom-light: #9569b6;
$custom-dark: #000000;

JSON

{
  "hex": "#642a97",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 151
  },
  "hsl": {
    "h": 271.927,
    "s": 56.477,
    "l": 37.843
  },
  "oklch": {
    "l": 0.42474,
    "c": 0.16954,
    "h": 304.3
  },
  "luminance": 0.066
}

Semantic roles & 50–950 ramp

primary

#642A97

secondary

#8CBB62

accent

#E0488F

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #642A97

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

Preview Lab → · Contrast checker → · Palette generator →