#420F59#420F59

#420F59 is a dark, vivid purple. Relative luminance 0.022; OKLCH L 29.8% C 0.127 H 312.5°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#420F59
RGB	rgb(66, 15, 89)
HSL	hsl(281, 71%, 20%)
HSV	hsv(281, 83%, 35%)
CMYK	cmyk(25.8%, 83.1%, 0%, 65.1%)
CIE-LAB	lab(16.61, 36.50, -32.97)
CIE-LCH	lch(16.61, 49.19, 317.91°)
OKLab	oklab(29.75% 0.0855 -0.0933)
OKLCH	oklch(29.75% 0.127 312.5)
XYZ	xyz(4.2204, 2.2213, 9.6557)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.43

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F59 #26590F

analogous

#1D0F59 #420F59 #590F4B

triadic

#420F59 #59420F #0F5942

tetradic

#420F59 #591D0F #26590F #0F4B59

square

#420F59 #591D0F #26590F #0F4B59

split-complementary

#420F59 #4B590F #0F591D

monochromatic

#13041A #1B0625 #420F59 #69188D #9021C2

Accessibility & contrast

On white

14.54

#420F59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#420F59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F59

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F59	#FFFFFF	#000000	##FFFFFF
##420F59	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275B

Deuteranopia (green-blind)

#042A57

Tritanopia (blue-blind)

#3F2134

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #420f59;
/* rgb */ color: rgb(66, 15, 89);
/* oklch */ color: oklch(29.8% 0.127 312.5);

Tailwind

colors: {
  custom: {
    50: '#7a5488',
    500: '#420f59',
    950: '#000000',
  },
}

SCSS

$custom: #420f59;
$custom-light: #7a5488;
$custom-dark: #000000;

JSON

{
  "hex": "#420f59",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 89
  },
  "hsl": {
    "h": 281.351,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.29751,
    "c": 0.12656,
    "h": 312.5
  },
  "luminance": 0.02221
}

Semantic roles & 50–950 ramp

primary

#420F59

secondary

#4F9331

accent

#EE3A72

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420F59

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

Preview Lab → · Contrast checker → · Palette generator →