#421B56#421B56

#421B56 is a dark, moderate violet. Relative luminance 0.026; OKLCH L 31.0% C 0.107 H 312.3°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#421B56
RGB	rgb(66, 27, 86)
HSL	hsl(280, 52%, 22%)
HSV	hsv(280, 69%, 34%)
CMYK	cmyk(23.3%, 68.6%, 0%, 66.3%)
CIE-LAB	lab(18.43, 30.02, -28.02)
CIE-LCH	lch(18.43, 41.06, 316.97°)
OKLab	oklab(30.98% 0.0717 -0.0789)
OKLCH	oklch(30.98% 0.107 312.3)
XYZ	xyz(4.3181, 2.6141, 9.0794)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B56 #2F561B

analogous

#251B56 #421B56 #561B4D

triadic

#421B56 #56421B #1B5642

tetradic

#421B56 #56251B #2F561B #1B4D56

square

#421B56 #56251B #2F561B #1B4D56

split-complementary

#421B56 #4D561B #1B5625

monochromatic

#120717 #1E0C27 #421B56 #662A85 #8938B3

Accessibility & contrast

On white

13.79

#421B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#421B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B56

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B56	#FFFFFF	#000000	##FFFFFF
##421B56	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032B58

Deuteranopia (green-blind)

#162E55

Tritanopia (blue-blind)

#402635

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #421b56;
/* rgb */ color: rgb(66, 27, 86);
/* oklch */ color: oklch(31.0% 0.107 312.3);

Tailwind

colors: {
  custom: {
    50: '#795a86',
    500: '#421b56',
    950: '#000000',
  },
}

SCSS

$custom: #421b56;
$custom-light: #795a86;
$custom-dark: #000000;

JSON

{
  "hex": "#421b56",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 86
  },
  "hsl": {
    "h": 279.661,
    "s": 52.212,
    "l": 22.157
  },
  "oklch": {
    "l": 0.30976,
    "c": 0.10657,
    "h": 312.3
  },
  "luminance": 0.02614
}

Semantic roles & 50–950 ramp

primary

#421B56

secondary

#5A8C41

accent

#DC4C7D

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421B56

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

Preview Lab → · Contrast checker → · Palette generator →