#6428A6#6428A6

#6428A6 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.5% C 0.188 H 300.2°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#6428A6
RGB	rgb(100, 40, 166)
HSL	hsl(269, 61%, 40%)
HSV	hsv(269, 76%, 65%)
CMYK	cmyk(39.8%, 75.9%, 0%, 34.9%)
CIE-LAB	lab(31.76, 51.06, -56.89)
CIE-LCH	lch(31.76, 76.44, 311.91°)
OKLab	oklab(43.48% 0.0945 -0.1625)
OKLCH	oklch(43.48% 0.188 300.2)
XYZ	xyz(12.8955, 6.9800, 36.7369)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428A6 #6AA628

analogous

#282BA6 #6428A6 #A328A6

triadic

#6428A6 #A66428 #28A664

tetradic

#6428A6 #A6282B #6AA628 #28A6A3

square

#6428A6 #A6282B #6AA628 #28A6A3

split-complementary

#6428A6 #A6A328 #2BA628

monochromatic

#291043 #461C75 #6428A6 #823BD0 #A26DDC

Accessibility & contrast

On white

8.76

#6428A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#6428A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428A6

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428A6	#FFFFFF	#000000	##FFFFFF
##6428A6	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAA

Deuteranopia (green-blind)

#004AA4

Tritanopia (blue-blind)

#554965

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #6428a6;
/* rgb */ color: rgb(100, 40, 166);
/* oklch */ color: oklch(43.5% 0.188 300.2);

Tailwind

colors: {
  custom: {
    50: '#9668c1',
    500: '#6428a6',
    950: '#000000',
  },
}

SCSS

$custom: #6428a6;
$custom-light: #9668c1;
$custom-dark: #000000;

JSON

{
  "hex": "#6428a6",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 166
  },
  "hsl": {
    "h": 268.571,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43475,
    "c": 0.18798,
    "h": 300.2
  },
  "luminance": 0.0698
}

Semantic roles & 50–950 ramp

primary

#6428A6

secondary

#97C267

accent

#E44498

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #6428A6

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

Preview Lab → · Contrast checker → · Palette generator →