#421B59#421B59

#421B59 is a dark, moderate violet. Relative luminance 0.027; OKLCH L 31.2% C 0.110 H 310.5°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#421B59
RGB	rgb(66, 27, 89)
HSL	hsl(278, 53%, 23%)
HSV	hsv(278, 70%, 35%)
CMYK	cmyk(25.8%, 69.7%, 0%, 65.1%)
CIE-LAB	lab(18.64, 30.77, -29.69)
CIE-LCH	lch(18.64, 42.76, 316.03°)
OKLab	oklab(31.2% 0.0715 -0.0837)
OKLCH	oklch(31.2% 0.11 310.5)
XYZ	xyz(4.4415, 2.6635, 9.7294)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B59 #32591B

analogous

#231B59 #421B59 #591B51

triadic

#421B59 #59421B #1B5942

tetradic

#421B59 #59231B #32591B #1B5159

square

#421B59 #59231B #32591B #1B5159

split-complementary

#421B59 #51591B #1B5923

monochromatic

#110717 #1F0D2A #421B59 #652988 #8837B7

Accessibility & contrast

On white

13.70

#421B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#421B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B59

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B59	#FFFFFF	#000000	##FFFFFF
##421B59	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5B

Deuteranopia (green-blind)

#132E58

Tritanopia (blue-blind)

#3F2737

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #421b59;
/* rgb */ color: rgb(66, 27, 89);
/* oklch */ color: oklch(31.2% 0.110 310.5);

Tailwind

colors: {
  custom: {
    50: '#795a88',
    500: '#421b59',
    950: '#000000',
  },
}

SCSS

$custom: #421b59;
$custom-light: #795a88;
$custom-dark: #000000;

JSON

{
  "hex": "#421b59",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 277.742,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.31201,
    "c": 0.11014,
    "h": 310.5
  },
  "luminance": 0.02663
}

Semantic roles & 50–950 ramp

primary

#421B59

secondary

#5E8F41

accent

#DD4B81

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421B59

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

Preview Lab → · Contrast checker → · Palette generator →