#4221B4#4221B4

#4221B4 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.5% C 0.210 H 281.9°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#4221B4
RGB	rgb(66, 33, 180)
HSL	hsl(253, 69%, 42%)
HSV	hsv(253, 82%, 71%)
CMYK	cmyk(63.3%, 81.7%, 0%, 29.4%)
CIE-LAB	lab(28.22, 53.24, -71.24)
CIE-LCH	lch(28.22, 88.94, 306.78°)
OKLab	oklab(40.54% 0.0434 -0.2055)
OKLCH	oklch(40.54% 0.21 281.9)
XYZ	xyz(11.0263, 5.5404, 43.6595)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4221B4 #93B421

analogous

#214AB4 #4221B4 #8B21B4

triadic

#4221B4 #B44221 #21B442

tetradic

#4221B4 #B4214A #93B421 #21B48B

square

#4221B4 #B4214A #93B421 #21B48B

split-complementary

#4221B4 #B48B21 #4AB421

monochromatic

#1C0E4D #2F1880 #4221B4 #5C38DA #876BE4

Accessibility & contrast

On white

9.96

#4221B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#4221B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4221B4

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4221B4	#FFFFFF	#000000	##FFFFFF
##4221B4	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B8

Deuteranopia (green-blind)

#003DB1

Tritanopia (blue-blind)

#004F6C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4221b4;
/* rgb */ color: rgb(66, 33, 180);
/* oklch */ color: oklch(40.5% 0.210 281.9);

Tailwind

colors: {
  custom: {
    50: '#8662cc',
    500: '#4221b4',
    950: '#000000',
  },
}

SCSS

$custom: #4221b4;
$custom-light: #8662cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4221b4",
  "rgb": {
    "r": 66,
    "g": 33,
    "b": 180
  },
  "hsl": {
    "h": 253.469,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40537,
    "c": 0.21004,
    "h": 281.9
  },
  "luminance": 0.05541
}

Semantic roles & 50–950 ramp

primary

#4221B4

secondary

#B4CA67

accent

#EC3CC4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0514

muted

#7D7A82

Preview Lab

Preview with #4221B4

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

Preview Lab → · Contrast checker → · Palette generator →