#421C7B#421C7B

#421C7B is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.149 H 295.6°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#421C7B
RGB	rgb(66, 28, 123)
HSL	hsl(264, 63%, 30%)
HSV	hsv(264, 77%, 48%)
CMYK	cmyk(46.3%, 77.2%, 0%, 51.8%)
CIE-LAB	lab(21.65, 39.39, -46.98)
CIE-LCH	lch(21.65, 61.31, 309.98°)
OKLab	oklab(34.23% 0.0645 -0.1346)
OKLCH	oklch(34.23% 0.149 295.6)
XYZ	xyz(6.2362, 3.4187, 19.0663)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C7B #557B1C

analogous

#1C267B #421C7B #721C7B

triadic

#421C7B #7B421C #1C7B42

tetradic

#421C7B #7B1C26 #557B1C #1C7B72

square

#421C7B #7B1C26 #557B1C #1C7B72

split-complementary

#421C7B #7B721C #267B1C

monochromatic

#0D0619 #271149 #421C7B #5D27AD #7A3ED3

Accessibility & contrast

On white

12.47

#421C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#421C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C7B

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C7B	#FFFFFF	#000000	##FFFFFF
##421C7B	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#32354A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421c7b;
/* rgb */ color: rgb(66, 28, 123);
/* oklch */ color: oklch(34.2% 0.149 295.6);

Tailwind

colors: {
  custom: {
    50: '#7d5ca2',
    500: '#421c7b',
    950: '#000000',
  },
}

SCSS

$custom: #421c7b;
$custom-light: #7d5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#421c7b",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 123
  },
  "hsl": {
    "h": 264,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34225,
    "c": 0.1492,
    "h": 295.6
  },
  "luminance": 0.03419
}

Semantic roles & 50–950 ramp

primary

#421C7B

secondary

#84AF44

accent

#E642A4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421C7B

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

Preview Lab → · Contrast checker → · Palette generator →