#421B4A#421B4A

#421B4A is a dark, moderate purple. Relative luminance 0.024; OKLCH L 30.1% C 0.093 H 320.5°. Best body text is #FFFFFF at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#421B4A
RGB	rgb(66, 27, 74)
HSL	hsl(290, 47%, 20%)
HSV	hsv(290, 64%, 29%)
CMYK	cmyk(10.8%, 63.5%, 0%, 71%)
CIE-LAB	lab(17.63, 27.12, -21.15)
CIE-LCH	lch(17.63, 34.39, 322.06°)
OKLab	oklab(30.14% 0.0714 -0.0588)
OKLCH	oklch(30.14% 0.093 320.5)
XYZ	xyz(3.8746, 2.4367, 6.7435)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B4A #234A1B

analogous

#2A1B4A #421B4A #4A1B3B

triadic

#421B4A #4A421B #1B4A42

tetradic

#421B4A #4A2A1B #234A1B #1B3B4A

square

#421B4A #4A2A1B #234A1B #1B3B4A

split-complementary

#421B4A #3B4A1B #1B4A2A

monochromatic

#140816 #1A0B1D #421B4A #6A2B77 #923CA4

Accessibility & contrast

On white

14.12

#421B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#421B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B4A

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B4A	#FFFFFF	#000000	##FFFFFF
##421B4A	1.00	14.12	1.49	14.12
#FFFFFF	14.12	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11284B

Deuteranopia (green-blind)

#1F2D49

Tritanopia (blue-blind)

#43222F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #421b4a;
/* rgb */ color: rgb(66, 27, 74);
/* oklch */ color: oklch(30.1% 0.093 320.5);

Tailwind

colors: {
  custom: {
    50: '#785a7d',
    500: '#421b4a',
    950: '#000000',
  },
}

SCSS

$custom: #421b4a;
$custom-light: #785a7d;
$custom-dark: #000000;

JSON

{
  "hex": "#421b4a",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 74
  },
  "hsl": {
    "h": 289.787,
    "s": 46.535,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30139,
    "c": 0.09251,
    "h": 320.5
  },
  "luminance": 0.02437
}

Semantic roles & 50–950 ramp

primary

#421B4A

secondary

#4C8041

accent

#D65268

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#090409

muted

#7B797B

Preview Lab

Preview with #421B4A

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

Preview Lab → · Contrast checker → · Palette generator →