#6428AC#6428AC

#6428AC is a dark, vivid violet. Relative luminance 0.072; OKLCH L 44.0% C 0.194 H 298.6°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#6428AC
RGB	rgb(100, 40, 172)
HSL	hsl(267, 62%, 42%)
HSV	hsv(267, 77%, 67%)
CMYK	cmyk(41.9%, 76.7%, 0%, 32.5%)
CIE-LAB	lab(32.27, 52.55, -59.66)
CIE-LCH	lch(32.27, 79.51, 311.37°)
OKLab	oklab(43.99% 0.093 -0.1706)
OKLCH	oklch(43.99% 0.194 298.6)
XYZ	xyz(13.4588, 7.2053, 39.7034)
Luminance	0.0721 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428AC #70AC28

analogous

#282EAC #6428AC #A628AC

triadic

#6428AC #AC6428 #28AC64

tetradic

#6428AC #AC282E #70AC28 #28ACA6

square

#6428AC #AC282E #70AC28 #28ACA6

split-complementary

#6428AC #ACA628 #2EAC28

monochromatic

#2A1149 #471C7A #6428AC #823FD2 #A271DE

Accessibility & contrast

On white

8.60

#6428AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#6428AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428AC

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428AC	#FFFFFF	#000000	##FFFFFF
##6428AC	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB0

Deuteranopia (green-blind)

#004BA9

Tritanopia (blue-blind)

#524B69

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #6428ac;
/* rgb */ color: rgb(100, 40, 172);
/* oklch */ color: oklch(44.0% 0.194 298.6);

Tailwind

colors: {
  custom: {
    50: '#9769c6',
    500: '#6428ac',
    950: '#000000',
  },
}

SCSS

$custom: #6428ac;
$custom-light: #9769c6;
$custom-dark: #000000;

JSON

{
  "hex": "#6428ac",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 172
  },
  "hsl": {
    "h": 267.273,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4399,
    "c": 0.19433,
    "h": 298.6
  },
  "luminance": 0.07205
}

Semantic roles & 50–950 ramp

primary

#6428AC

secondary

#9CC56B

accent

#E5429B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6428AC

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

Preview Lab → · Contrast checker → · Palette generator →