#421C72#421C72

#421C72 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.139 H 298.7°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#421C72
RGB	rgb(66, 28, 114)
HSL	hsl(267, 61%, 28%)
HSV	hsv(267, 75%, 45%)
CMYK	cmyk(42.1%, 75.4%, 0%, 55.3%)
CIE-LAB	lab(20.84, 36.89, -42.53)
CIE-LCH	lch(20.84, 56.31, 310.94°)
OKLab	oklab(33.41% 0.0666 -0.1215)
OKLCH	oklch(33.41% 0.139 298.7)
XYZ	xyz(5.6985, 3.2036, 16.2345)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C72 #4C721C

analogous

#1C2172 #421C72 #6D1C72

triadic

#421C72 #72421C #1C7242

tetradic

#421C72 #721C21 #4C721C #1C726D

square

#421C72 #721C21 #4C721C #1C726D

split-complementary

#421C72 #726D1C #21721C

monochromatic

#0E0619 #261041 #421C72 #5E28A3 #7C3ACF

Accessibility & contrast

On white

12.80

#421C72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#421C72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C72

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C72	#FFFFFF	#000000	##FFFFFF
##421C72	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003274

Deuteranopia (green-blind)

#003170

Tritanopia (blue-blind)

#363245

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #421c72;
/* rgb */ color: rgb(66, 28, 114);
/* oklch */ color: oklch(33.4% 0.139 298.7);

Tailwind

colors: {
  custom: {
    50: '#7b5c9b',
    500: '#421c72',
    950: '#000000',
  },
}

SCSS

$custom: #421c72;
$custom-light: #7b5c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#421c72",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 114
  },
  "hsl": {
    "h": 266.512,
    "s": 60.563,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33405,
    "c": 0.13858,
    "h": 298.7
  },
  "luminance": 0.03204
}

Semantic roles & 50–950 ramp

primary

#421C72

secondary

#7BA643

accent

#E4449D

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C72

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

Preview Lab → · Contrast checker → · Palette generator →