#4228BB#4228BB

#4228BB is a dark, highly saturated violet. Relative luminance 0.063; OKLCH L 42.0% C 0.212 H 280.2°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#4228BB
RGB	rgb(66, 40, 187)
HSL	hsl(251, 65%, 45%)
HSV	hsv(251, 79%, 73%)
CMYK	cmyk(64.7%, 78.6%, 0%, 26.7%)
CIE-LAB	lab(30.07, 52.08, -72.35)
CIE-LCH	lch(30.07, 89.14, 305.75°)
OKLab	oklab(42.04% 0.0376 -0.2088)
OKLCH	oklch(42.04% 0.212 280.2)
XYZ	xyz(11.9723, 6.2627, 47.5820)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.18

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4228BB #A1BB28

analogous

#2858BB #4228BB #8C28BB

triadic

#4228BB #BB4228 #28BB42

tetradic

#4228BB #BB2858 #A1BB28 #28BB8C

square

#4228BB #BB2858 #A1BB28 #28BB8C

split-complementary

#4228BB #BB8C28 #58BB28

monochromatic

#1E1256 #301D89 #4228BB #6248D8 #8D7BE3

Accessibility & contrast

On white

9.32

#4228BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#4228BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4228BB

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4228BB	#FFFFFF	#000000	##FFFFFF
##4228BB	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBF

Deuteranopia (green-blind)

#0041B8

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4228bb;
/* rgb */ color: rgb(66, 40, 187);
/* oklch */ color: oklch(42.0% 0.212 280.2);

Tailwind

colors: {
  custom: {
    50: '#8766d1',
    500: '#4228bb',
    950: '#000000',
  },
}

SCSS

$custom: #4228bb;
$custom-light: #8766d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4228bb",
  "rgb": {
    "r": 66,
    "g": 40,
    "b": 187
  },
  "hsl": {
    "h": 250.612,
    "s": 64.758,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42036,
    "c": 0.2122,
    "h": 280.2
  },
  "luminance": 0.06264
}

Semantic roles & 50–950 ramp

primary

#4228BB

secondary

#BBCB74

accent

#E840CA

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4228BB

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

Preview Lab → · Contrast checker → · Palette generator →