#642BB0#642BB0

#642BB0 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.7% C 0.195 H 297.2°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#642BB0
RGB	rgb(100, 43, 176)
HSL	hsl(266, 61%, 43%)
HSV	hsv(266, 76%, 69%)
CMYK	cmyk(43.2%, 75.6%, 0%, 31%)
CIE-LAB	lab(33.07, 52.24, -60.74)
CIE-LCH	lch(33.07, 80.11, 310.70°)
OKLab	oklab(44.66% 0.0894 -0.1738)
OKLCH	oklch(44.66% 0.195 297.2)
XYZ	xyz(13.9538, 7.5714, 41.7921)
Luminance	0.0757 (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

#642BB0 #77B02B

analogous

#2B35B0 #642BB0 #A62BB0

triadic

#642BB0 #B0642B #2BB064

tetradic

#642BB0 #B02B35 #77B02B #2BB0A6

square

#642BB0 #B02B35 #77B02B #2BB0A6

split-complementary

#642BB0 #B0A62B #35B02B

monochromatic

#2C134E #481F7F #642BB0 #8246D2 #A378DE

Accessibility & contrast

On white

8.35

#642BB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#642BB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642BB0

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642BB0	#FFFFFF	#000000	##FFFFFF
##642BB0	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB4

Deuteranopia (green-blind)

#004CAD

Tritanopia (blue-blind)

#504E6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642bb0;
/* rgb */ color: rgb(100, 43, 176);
/* oklch */ color: oklch(44.7% 0.195 297.2);

Tailwind

colors: {
  custom: {
    50: '#976ac9',
    500: '#642bb0',
    950: '#000000',
  },
}

SCSS

$custom: #642bb0;
$custom-light: #976ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#642bb0",
  "rgb": {
    "r": 100,
    "g": 43,
    "b": 176
  },
  "hsl": {
    "h": 265.714,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.4466,
    "c": 0.19545,
    "h": 297.2
  },
  "luminance": 0.07572
}

Semantic roles & 50–950 ramp

primary

#642BB0

secondary

#A1C671

accent

#E4449F

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642BB0

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

Preview Lab → · Contrast checker → · Palette generator →