#6428A3#6428A3

#6428A3 is a dark, vivid violet. Relative luminance 0.069; OKLCH L 43.2% C 0.185 H 301.0°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#6428A3
RGB	rgb(100, 40, 163)
HSL	hsl(269, 61%, 40%)
HSV	hsv(269, 75%, 64%)
CMYK	cmyk(38.7%, 75.5%, 0%, 36.1%)
CIE-LAB	lab(31.51, 50.31, -55.48)
CIE-LCH	lch(31.51, 74.90, 312.20°)
OKLab	oklab(43.22% 0.0952 -0.1584)
OKLCH	oklch(43.22% 0.185 301)
XYZ	xyz(12.6236, 6.8712, 35.3044)
Luminance	0.0687 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428A3 #67A328

analogous

#282AA3 #6428A3 #A128A3

triadic

#6428A3 #A36428 #28A364

tetradic

#6428A3 #A3282A #67A328 #28A3A1

square

#6428A3 #A3282A #67A328 #28A3A1

split-complementary

#6428A3 #A3A128 #2AA328

monochromatic

#281041 #461C72 #6428A3 #823ACF #A16BDB

Accessibility & contrast

On white

8.85

#6428A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#6428A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428A3

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428A3	#FFFFFF	#000000	##FFFFFF
##6428A3	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA6

Deuteranopia (green-blind)

#0049A1

Tritanopia (blue-blind)

#564764

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #6428a3;
/* rgb */ color: rgb(100, 40, 163);
/* oklch */ color: oklch(43.2% 0.185 301.0);

Tailwind

colors: {
  custom: {
    50: '#9668bf',
    500: '#6428a3',
    950: '#000000',
  },
}

SCSS

$custom: #6428a3;
$custom-light: #9668bf;
$custom-dark: #000000;

JSON

{
  "hex": "#6428a3",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 163
  },
  "hsl": {
    "h": 269.268,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43222,
    "c": 0.18478,
    "h": 301
  },
  "luminance": 0.06871
}

Semantic roles & 50–950 ramp

primary

#6428A3

secondary

#95C166

accent

#E44496

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #6428A3

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

Preview Lab → · Contrast checker → · Palette generator →