#420D55#420D55

#420D55 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.2% C 0.125 H 315.0°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#420D55
RGB	rgb(66, 13, 85)
HSL	hsl(284, 73%, 19%)
HSV	hsv(284, 85%, 33%)
CMYK	cmyk(22.4%, 84.7%, 0%, 66.7%)
CIE-LAB	lab(16.01, 36.36, -31.23)
CIE-LCH	lch(16.01, 47.93, 319.34°)
OKLab	oklab(29.23% 0.0883 -0.0882)
OKLCH	oklch(29.23% 0.125 315)
XYZ	xyz(4.0301, 2.1021, 8.7860)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D55 #20550D

analogous

#1E0D55 #420D55 #550D44

triadic

#420D55 #55420D #0D5542

tetradic

#420D55 #551E0D #20550D #0D4455

square

#420D55 #551E0D #20550D #0D4455

split-complementary

#420D55 #44550D #0D551E

monochromatic

#15041B #190520 #420D55 #6B158A #941DBF

Accessibility & contrast

On white

14.78

#420D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#420D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D55

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D55	#FFFFFF	#000000	##FFFFFF
##420D55	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002557

Deuteranopia (green-blind)

#092953

Tritanopia (blue-blind)

#401E31

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #420d55;
/* rgb */ color: rgb(66, 13, 85);
/* oklch */ color: oklch(29.2% 0.125 315.0);

Tailwind

colors: {
  custom: {
    50: '#7a5385',
    500: '#420d55',
    950: '#000000',
  },
}

SCSS

$custom: #420d55;
$custom-light: #7a5385;
$custom-dark: #000000;

JSON

{
  "hex": "#420d55",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 85
  },
  "hsl": {
    "h": 284.167,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.2923,
    "c": 0.12475,
    "h": 315
  },
  "luminance": 0.02102
}

Semantic roles & 50–950 ramp

primary

#420D55

secondary

#48902E

accent

#F03868

background

#F7F4F8

surface

#EEE8EF

border

#C9C4CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420D55

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

Preview Lab → · Contrast checker → · Palette generator →