#642E90#642E90

#642E90 is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.4% C 0.157 H 306.1°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#642E90
RGB	rgb(100, 46, 144)
HSL	hsl(273, 52%, 37%)
HSV	hsv(273, 68%, 56%)
CMYK	cmyk(30.6%, 68.1%, 0%, 43.5%)
CIE-LAB	lab(31.06, 42.76, -44.63)
CIE-LCH	lch(31.06, 61.81, 313.78°)
OKLab	oklab(42.44% 0.0922 -0.1265)
OKLCH	oklch(42.44% 0.157 306.1)
XYZ	xyz(11.2655, 6.6770, 27.0755)
Luminance	0.0668 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642E90 #5A902E

analogous

#332E90 #642E90 #902E8B

triadic

#642E90 #90642E #2E9064

tetradic

#642E90 #90332E #5A902E #2E8B90

square

#642E90 #90332E #5A902E #2E8B90

split-complementary

#642E90 #8B902E #2E9033

monochromatic

#241033 #441F62 #642E90 #843DBE #A169CF

Accessibility & contrast

On white

8.99

#642E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#642E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642E90

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642E90	#FFFFFF	#000000	##FFFFFF
##642E90	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004793

Deuteranopia (green-blind)

#13498E

Tritanopia (blue-blind)

#5C435B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #642e90;
/* rgb */ color: rgb(100, 46, 144);
/* oklch */ color: oklch(42.4% 0.157 306.1);

Tailwind

colors: {
  custom: {
    50: '#946bb1',
    500: '#642e90',
    950: '#000000',
  },
}

SCSS

$custom: #642e90;
$custom-light: #946bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#642e90",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 144
  },
  "hsl": {
    "h": 273.061,
    "s": 51.579,
    "l": 37.255
  },
  "oklch": {
    "l": 0.4244,
    "c": 0.15651,
    "h": 306.1
  },
  "luminance": 0.06677
}

Semantic roles & 50–950 ramp

primary

#642E90

secondary

#89B664

accent

#DB4D8D

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642E90

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

Preview Lab → · Contrast checker → · Palette generator →