#6428AB#6428AB

#6428AB is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.9% C 0.193 H 298.8°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#6428AB
RGB	rgb(100, 40, 171)
HSL	hsl(267, 62%, 41%)
HSV	hsv(267, 77%, 67%)
CMYK	cmyk(41.5%, 76.6%, 0%, 32.9%)
CIE-LAB	lab(32.18, 52.30, -59.20)
CIE-LCH	lch(32.18, 79.00, 311.46°)
OKLab	oklab(43.9% 0.0932 -0.1693)
OKLCH	oklch(43.9% 0.193 298.8)
XYZ	xyz(13.3631, 7.1670, 39.1995)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428AB #6FAB28

analogous

#282EAB #6428AB #A628AB

triadic

#6428AB #AB6428 #28AB64

tetradic

#6428AB #AB282E #6FAB28 #28ABA6

square

#6428AB #AB282E #6FAB28 #28ABA6

split-complementary

#6428AB #ABA628 #2EAB28

monochromatic

#2A1148 #471C79 #6428AB #823ED2 #A270DE

Accessibility & contrast

On white

8.63

#6428AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#6428AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428AB

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428AB	#FFFFFF	#000000	##FFFFFF
##6428AB	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAF

Deuteranopia (green-blind)

#004AA8

Tritanopia (blue-blind)

#534B68

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #6428ab;
/* rgb */ color: rgb(100, 40, 171);
/* oklch */ color: oklch(43.9% 0.193 298.8);

Tailwind

colors: {
  custom: {
    50: '#9769c5',
    500: '#6428ab',
    950: '#000000',
  },
}

SCSS

$custom: #6428ab;
$custom-light: #9769c5;
$custom-dark: #000000;

JSON

{
  "hex": "#6428ab",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 171
  },
  "hsl": {
    "h": 267.481,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.43903,
    "c": 0.19327,
    "h": 298.8
  },
  "luminance": 0.07167
}

Semantic roles & 50–950 ramp

primary

#6428AB

secondary

#9BC46A

accent

#E5439B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6428AB

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

Preview Lab → · Contrast checker → · Palette generator →