#421C4C#421C4C

#421C4C is a dark, moderate purple. Relative luminance 0.025; OKLCH L 30.4% C 0.093 H 318.8°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#421C4C
RGB	rgb(66, 28, 76)
HSL	hsl(288, 46%, 20%)
HSV	hsv(288, 63%, 30%)
CMYK	cmyk(13.2%, 63.2%, 0%, 70.2%)
CIE-LAB	lab(17.97, 27.02, -21.98)
CIE-LCH	lch(17.97, 34.83, 320.87°)
OKLab	oklab(30.43% 0.07 -0.0612)
OKLCH	oklch(30.43% 0.093 318.8)
XYZ	xyz(3.9664, 2.5107, 7.1118)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C4C #264C1C

analogous

#2A1C4C #421C4C #4C1C3E

triadic

#421C4C #4C421C #1C4C42

tetradic

#421C4C #4C2A1C #264C1C #1C3E4C

square

#421C4C #4C2A1C #264C1C #1C3E4C

split-complementary

#421C4C #3E4C1C #1C4C2A

monochromatic

#130816 #1B0C1F #421C4C #692C79 #903DA5

Accessibility & contrast

On white

13.98

#421C4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#421C4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C4C

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C4C	#FFFFFF	#000000	##FFFFFF
##421C4C	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11294E

Deuteranopia (green-blind)

#1F2D4B

Tritanopia (blue-blind)

#422331

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #421c4c;
/* rgb */ color: rgb(66, 28, 76);
/* oklch */ color: oklch(30.4% 0.093 318.8);

Tailwind

colors: {
  custom: {
    50: '#785a7e',
    500: '#421c4c',
    950: '#000000',
  },
}

SCSS

$custom: #421c4c;
$custom-light: #785a7e;
$custom-dark: #000000;

JSON

{
  "hex": "#421c4c",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 76
  },
  "hsl": {
    "h": 287.5,
    "s": 46.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30426,
    "c": 0.09303,
    "h": 318.8
  },
  "luminance": 0.02511
}

Semantic roles & 50–950 ramp

primary

#421C4C

secondary

#4F8242

accent

#D6526D

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09040A

muted

#7B797C

Preview Lab

Preview with #421C4C

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

Preview Lab → · Contrast checker → · Palette generator →