#4227AD#4227AD

#4227AD is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.5% C 0.197 H 282.3°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#4227AD
RGB	rgb(66, 39, 173)
HSL	hsl(252, 63%, 42%)
HSV	hsv(252, 77%, 68%)
CMYK	cmyk(61.8%, 77.5%, 0%, 32.2%)
CIE-LAB	lab(28.45, 48.43, -66.68)
CIE-LCH	lch(28.45, 82.41, 305.99°)
OKLab	oklab(40.48% 0.0421 -0.1923)
OKLCH	oklch(40.48% 0.197 282.3)
XYZ	xyz(10.5128, 5.6257, 40.0589)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4227AD #92AD27

analogous

#274FAD #4227AD #8527AD

triadic

#4227AD #AD4227 #27AD42

tetradic

#4227AD #AD274F #92AD27 #27AD85

square

#4227AD #AD274F #92AD27 #27AD85

split-complementary

#4227AD #AD8527 #4FAD27

monochromatic

#1C1049 #2F1C7B #4227AD #5C3ED3 #8670DF

Accessibility & contrast

On white

9.88

#4227AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#4227AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4227AD

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4227AD	#FFFFFF	#000000	##FFFFFF
##4227AD	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B1

Deuteranopia (green-blind)

#003EAB

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4227ad;
/* rgb */ color: rgb(66, 39, 173);
/* oklch */ color: oklch(40.5% 0.197 282.3);

Tailwind

colors: {
  custom: {
    50: '#8465c7',
    500: '#4227ad',
    950: '#000000',
  },
}

SCSS

$custom: #4227ad;
$custom-light: #8465c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4227ad",
  "rgb": {
    "r": 66,
    "g": 39,
    "b": 173
  },
  "hsl": {
    "h": 252.09,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40475,
    "c": 0.19685,
    "h": 282.3
  },
  "luminance": 0.05626
}

Semantic roles & 50–950 ramp

primary

#4227AD

secondary

#B3C66A

accent

#E642C5

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4227AD

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

Preview Lab → · Contrast checker → · Palette generator →