#642CB0#642CB0

#642CB0 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.8% C 0.194 H 297.1°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#642CB0
RGB	rgb(100, 44, 176)
HSL	hsl(265, 60%, 43%)
HSV	hsv(265, 75%, 69%)
CMYK	cmyk(43.2%, 75%, 0%, 31%)
CIE-LAB	lab(33.23, 51.79, -60.48)
CIE-LCH	lch(33.23, 79.62, 310.58°)
OKLab	oklab(44.77% 0.0885 -0.1731)
OKLCH	oklch(44.77% 0.194 297.1)
XYZ	xyz(13.9906, 7.6450, 41.8044)
Luminance	0.0765 (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

#642CB0 #78B02C

analogous

#2C36B0 #642CB0 #A62CB0

triadic

#642CB0 #B0642C #2CB064

tetradic

#642CB0 #B02C36 #78B02C #2CB0A6

square

#642CB0 #B02C36 #78B02C #2CB0A6

split-complementary

#642CB0 #B0A62C #36B02C

monochromatic

#2C144E #48207F #642CB0 #8248D1 #A479DD

Accessibility & contrast

On white

8.30

#642CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#642CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642CB0

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642CB0	#FFFFFF	#000000	##FFFFFF
##642CB0	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB4

Deuteranopia (green-blind)

#004CAD

Tritanopia (blue-blind)

#504F6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642cb0;
/* rgb */ color: rgb(100, 44, 176);
/* oklch */ color: oklch(44.8% 0.194 297.1);

Tailwind

colors: {
  custom: {
    50: '#976bc9',
    500: '#642cb0',
    950: '#000000',
  },
}

SCSS

$custom: #642cb0;
$custom-light: #976bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#642cb0",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 176
  },
  "hsl": {
    "h": 265.455,
    "s": 60,
    "l": 43.137
  },
  "oklch": {
    "l": 0.44771,
    "c": 0.19438,
    "h": 297.1
  },
  "luminance": 0.07645
}

Semantic roles & 50–950 ramp

primary

#642CB0

secondary

#A2C672

accent

#E345A0

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642CB0

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

Preview Lab → · Contrast checker → · Palette generator →