#6428A1#6428A1

#6428A1 is a dark, vivid violet. Relative luminance 0.068; OKLCH L 43.1% C 0.183 H 301.6°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#6428A1
RGB	rgb(100, 40, 161)
HSL	hsl(270, 60%, 39%)
HSV	hsv(270, 75%, 63%)
CMYK	cmyk(37.9%, 75.2%, 0%, 36.9%)
CIE-LAB	lab(31.35, 49.82, -54.54)
CIE-LCH	lch(31.35, 73.87, 312.41°)
OKLab	oklab(43.06% 0.0957 -0.1556)
OKLCH	oklch(43.06% 0.183 301.6)
XYZ	xyz(12.4458, 6.8001, 34.3682)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.86

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6428A1 #65A128

analogous

#2829A1 #6428A1 #A128A1

triadic

#6428A1 #A16428 #28A164

tetradic

#6428A1 #A12829 #65A128 #28A1A1

square

#6428A1 #A12829 #65A128 #28A1A1

split-complementary

#6428A1 #A1A128 #29A128

monochromatic

#27103F #461C70 #6428A1 #8239CE #A16ADA

Accessibility & contrast

On white

8.90

#6428A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#6428A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428A1

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6428A1	#FFFFFF	#000000	##FFFFFF
##6428A1	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A4

Deuteranopia (green-blind)

#00499F

Tritanopia (blue-blind)

#574763

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #6428a1;
/* rgb */ color: rgb(100, 40, 161);
/* oklch */ color: oklch(43.1% 0.183 301.6);

Tailwind

colors: {
  custom: {
    50: '#9668be',
    500: '#6428a1',
    950: '#000000',
  },
}

SCSS

$custom: #6428a1;
$custom-light: #9668be;
$custom-dark: #000000;

JSON

{
  "hex": "#6428a1",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 161
  },
  "hsl": {
    "h": 269.752,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43055,
    "c": 0.18266,
    "h": 301.6
  },
  "luminance": 0.068
}

Semantic roles & 50–950 ramp

primary

#6428A1

secondary

#93C065

accent

#E34495

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #6428A1

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

Preview Lab → · Contrast checker → · Palette generator →