#6428A9#6428A9

#6428A9 is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.7% C 0.191 H 299.4°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#6428A9
RGB	rgb(100, 40, 169)
HSL	hsl(268, 62%, 41%)
HSV	hsv(268, 76%, 66%)
CMYK	cmyk(40.8%, 76.3%, 0%, 33.7%)
CIE-LAB	lab(32.01, 51.80, -58.28)
CIE-LCH	lch(32.01, 77.97, 311.63°)
OKLab	oklab(43.73% 0.0937 -0.1666)
OKLCH	oklch(43.73% 0.191 299.4)
XYZ	xyz(13.1739, 7.0913, 38.2031)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428A9 #6DA928

analogous

#282CA9 #6428A9 #A428A9

triadic

#6428A9 #A96428 #28A964

tetradic

#6428A9 #A9282C #6DA928 #28A9A4

square

#6428A9 #A9282C #6DA928 #28A9A4

split-complementary

#6428A9 #A9A428 #2CA928

monochromatic

#291146 #471C78 #6428A9 #823DD1 #A26FDD

Accessibility & contrast

On white

8.68

#6428A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#6428A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428A9

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428A9	#FFFFFF	#000000	##FFFFFF
##6428A9	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAD

Deuteranopia (green-blind)

#004AA6

Tritanopia (blue-blind)

#534A67

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #6428a9;
/* rgb */ color: rgb(100, 40, 169);
/* oklch */ color: oklch(43.7% 0.191 299.4);

Tailwind

colors: {
  custom: {
    50: '#9768c4',
    500: '#6428a9',
    950: '#000000',
  },
}

SCSS

$custom: #6428a9;
$custom-light: #9768c4;
$custom-dark: #000000;

JSON

{
  "hex": "#6428a9",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 169
  },
  "hsl": {
    "h": 267.907,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.43731,
    "c": 0.19115,
    "h": 299.4
  },
  "luminance": 0.07091
}

Semantic roles & 50–950 ramp

primary

#6428A9

secondary

#9AC469

accent

#E5439A

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6428A9

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

Preview Lab → · Contrast checker → · Palette generator →