#4227BB#4227BB

#4227BB is a dark, highly saturated violet. Relative luminance 0.062; OKLCH L 41.9% C 0.213 H 280.3°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#4227BB
RGB	rgb(66, 39, 187)
HSL	hsl(251, 65%, 44%)
HSV	hsv(251, 79%, 73%)
CMYK	cmyk(64.7%, 79.1%, 0%, 26.7%)
CIE-LAB	lab(29.90, 52.55, -72.62)
CIE-LCH	lch(29.90, 89.64, 305.89°)
OKLab	oklab(41.92% 0.0381 -0.2096)
OKLCH	oklch(41.92% 0.213 280.3)
XYZ	xyz(11.9391, 6.1962, 47.5709)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4227BB #A0BB27

analogous

#2756BB #4227BB #8C27BB

triadic

#4227BB #BB4227 #27BB42

tetradic

#4227BB #BB2756 #A0BB27 #27BB8C

square

#4227BB #BB2756 #A0BB27 #27BB8C

split-complementary

#4227BB #BB8C27 #56BB27

monochromatic

#1E1256 #301C88 #4227BB #6147D9 #8D79E3

Accessibility & contrast

On white

9.38

#4227BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#4227BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4227BB

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4227BB	#FFFFFF	#000000	##FFFFFF
##4227BB	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBF

Deuteranopia (green-blind)

#0041B8

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4227bb;
/* rgb */ color: rgb(66, 39, 187);
/* oklch */ color: oklch(41.9% 0.213 280.3);

Tailwind

colors: {
  custom: {
    50: '#8766d1',
    500: '#4227bb',
    950: '#000000',
  },
}

SCSS

$custom: #4227bb;
$custom-light: #8766d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4227bb",
  "rgb": {
    "r": 66,
    "g": 39,
    "b": 187
  },
  "hsl": {
    "h": 250.946,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41922,
    "c": 0.21306,
    "h": 280.3
  },
  "luminance": 0.06197
}

Semantic roles & 50–950 ramp

primary

#4227BB

secondary

#BBCB73

accent

#E83FCA

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4227BB

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

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