#4227AA#4227AA

#4227AA is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.2% C 0.193 H 282.8°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#4227AA
RGB	rgb(66, 39, 170)
HSL	hsl(252, 63%, 41%)
HSV	hsv(252, 77%, 67%)
CMYK	cmyk(61.2%, 77.1%, 0%, 33.3%)
CIE-LAB	lab(28.14, 47.53, -65.37)
CIE-LCH	lch(28.14, 80.83, 306.02°)
OKLab	oklab(40.17% 0.0429 -0.1885)
OKLCH	oklch(40.17% 0.193 282.8)
XYZ	xyz(10.2257, 5.5109, 38.5473)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4227AA #8FAA27

analogous

#274EAA #4227AA #8327AA

triadic

#4227AA #AA4227 #27AA42

tetradic

#4227AA #AA274E #8FAA27 #27AA83

square

#4227AA #AA274E #8FAA27 #27AA83

split-complementary

#4227AA #AA8327 #4EAA27

monochromatic

#1B1046 #2F1C78 #4227AA #5B3CD2 #856EDE

Accessibility & contrast

On white

9.99

#4227AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#4227AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4227AA

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4227AA	#FFFFFF	#000000	##FFFFFF
##4227AA	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AE

Deuteranopia (green-blind)

#003EA8

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #4227aa;
/* rgb */ color: rgb(66, 39, 170);
/* oklch */ color: oklch(40.2% 0.193 282.8);

Tailwind

colors: {
  custom: {
    50: '#8365c4',
    500: '#4227aa',
    950: '#000000',
  },
}

SCSS

$custom: #4227aa;
$custom-light: #8365c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4227aa",
  "rgb": {
    "r": 66,
    "g": 39,
    "b": 170
  },
  "hsl": {
    "h": 252.366,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40171,
    "c": 0.19332,
    "h": 282.8
  },
  "luminance": 0.05512
}

Semantic roles & 50–950 ramp

primary

#4227AA

secondary

#B1C469

accent

#E642C4

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4227AA

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

Preview Lab → · Contrast checker → · Palette generator →