#4223B1#4223B1

#4223B1 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.4% C 0.205 H 282.2°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#4223B1
RGB	rgb(66, 35, 177)
HSL	hsl(253, 67%, 42%)
HSV	hsv(253, 80%, 69%)
CMYK	cmyk(62.7%, 80.2%, 0%, 30.6%)
CIE-LAB	lab(28.20, 51.50, -69.47)
CIE-LCH	lch(28.20, 86.48, 306.55°)
OKLab	oklab(40.43% 0.0432 -0.2004)
OKLCH	oklch(40.43% 0.205 282.2)
XYZ	xyz(10.7811, 5.5339, 42.0865)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4223B1 #92B123

analogous

#234BB1 #4223B1 #8923B1

triadic

#4223B1 #B14223 #23B142

tetradic

#4223B1 #B1234B #92B123 #23B189

square

#4223B1 #B1234B #92B123 #23B189

split-complementary

#4223B1 #B18923 #4BB123

monochromatic

#1C0F4B #2F197E #4223B1 #5C39D8 #866CE2

Accessibility & contrast

On white

9.97

#4223B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#4223B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4223B1

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4223B1	#FFFFFF	#000000	##FFFFFF
##4223B1	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B5

Deuteranopia (green-blind)

#003DAF

Tritanopia (blue-blind)

#004E6A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4223b1;
/* rgb */ color: rgb(66, 35, 177);
/* oklch */ color: oklch(40.4% 0.205 282.2);

Tailwind

colors: {
  custom: {
    50: '#8563ca',
    500: '#4223b1',
    950: '#000000',
  },
}

SCSS

$custom: #4223b1;
$custom-light: #8563ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4223b1",
  "rgb": {
    "r": 66,
    "g": 35,
    "b": 177
  },
  "hsl": {
    "h": 253.099,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4043,
    "c": 0.20502,
    "h": 282.2
  },
  "luminance": 0.05535
}

Semantic roles & 50–950 ramp

primary

#4223B1

secondary

#B3C868

accent

#EA3EC4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4223B1

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

Preview Lab → · Contrast checker → · Palette generator →