#4227B3#4227B3

#4227B3 is a dark, highly saturated violet. Relative luminance 0.059; OKLCH L 41.1% C 0.204 H 281.4°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#4227B3
RGB	rgb(66, 39, 179)
HSL	hsl(252, 64%, 43%)
HSV	hsv(252, 78%, 70%)
CMYK	cmyk(63.1%, 78.2%, 0%, 29.8%)
CIE-LAB	lab(29.06, 50.20, -69.25)
CIE-LCH	lch(29.06, 85.53, 305.94°)
OKLab	oklab(41.09% 0.0404 -0.1998)
OKLCH	oklch(41.09% 0.204 281.4)
XYZ	xyz(11.1064, 5.8631, 43.1855)
Luminance	0.0586 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.88

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4227B3 #98B327

analogous

#2752B3 #4227B3 #8827B3

triadic

#4227B3 #B34227 #27B342

tetradic

#4227B3 #B32752 #98B327 #27B388

square

#4227B3 #B32752 #98B327 #27B388

split-complementary

#4227B3 #B38827 #52B327

monochromatic

#1D114E #2F1C81 #4227B3 #5E41D6 #8974E1

Accessibility & contrast

On white

9.66

#4227B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#4227B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4227B3

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4227B3	#FFFFFF	#000000	##FFFFFF
##4227B3	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B7

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#00506C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4227b3;
/* rgb */ color: rgb(66, 39, 179);
/* oklch */ color: oklch(41.1% 0.204 281.4);

Tailwind

colors: {
  custom: {
    50: '#8565cb',
    500: '#4227b3',
    950: '#000000',
  },
}

SCSS

$custom: #4227b3;
$custom-light: #8565cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4227b3",
  "rgb": {
    "r": 66,
    "g": 39,
    "b": 179
  },
  "hsl": {
    "h": 251.571,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.4109,
    "c": 0.20384,
    "h": 281.4
  },
  "luminance": 0.05864
}

Semantic roles & 50–950 ramp

primary

#4227B3

secondary

#B7C86E

accent

#E741C7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4227B3

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

Preview Lab → · Contrast checker → · Palette generator →