#642CA0#642CA0

#642CA0 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.4% C 0.177 H 301.3°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#642CA0
RGB	rgb(100, 44, 160)
HSL	hsl(269, 57%, 40%)
HSV	hsv(269, 73%, 63%)
CMYK	cmyk(37.5%, 72.5%, 0%, 37.3%)
CIE-LAB	lab(31.92, 47.73, -53.01)
CIE-LCH	lch(31.92, 71.33, 312.00°)
OKLab	oklab(43.43% 0.092 -0.1511)
OKLCH	oklch(43.43% 0.177 301.3)
XYZ	xyz(12.4998, 7.0487, 33.9529)
Luminance	0.0705 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642CA0 #68A02C

analogous

#2C2EA0 #642CA0 #9E2CA0

triadic

#642CA0 #A0642C #2CA064

tetradic

#642CA0 #A02C2E #68A02C #2CA09E

square

#642CA0 #A02C2E #68A02C #2CA09E

split-complementary

#642CA0 #A09E2C #2EA02C

monochromatic

#281240 #461F70 #642CA0 #823FCA #A16FD7

Accessibility & contrast

On white

8.71

#642CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#642CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642CA0

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642CA0	#FFFFFF	#000000	##FFFFFF
##642CA0	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#574863

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #642ca0;
/* rgb */ color: rgb(100, 44, 160);
/* oklch */ color: oklch(43.4% 0.177 301.3);

Tailwind

colors: {
  custom: {
    50: '#956abd',
    500: '#642ca0',
    950: '#000000',
  },
}

SCSS

$custom: #642ca0;
$custom-light: #956abd;
$custom-dark: #000000;

JSON

{
  "hex": "#642ca0",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 160
  },
  "hsl": {
    "h": 268.966,
    "s": 56.863,
    "l": 40
  },
  "oklch": {
    "l": 0.43433,
    "c": 0.17691,
    "h": 301.3
  },
  "luminance": 0.07049
}

Semantic roles & 50–950 ramp

primary

#642CA0

secondary

#95BF69

accent

#E04897

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642CA0

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

Preview Lab → · Contrast checker → · Palette generator →