#420C56#420C56

#420C56 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.2% C 0.127 H 314.6°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#420C56
RGB	rgb(66, 12, 86)
HSL	hsl(284, 76%, 19%)
HSV	hsv(284, 86%, 34%)
CMYK	cmyk(23.3%, 86%, 0%, 66.3%)
CIE-LAB	lab(15.97, 36.95, -31.98)
CIE-LCH	lch(15.97, 48.87, 319.13°)
OKLab	oklab(29.22% 0.089 -0.0904)
OKLCH	oklch(29.22% 0.127 314.6)
XYZ	xyz(4.0577, 2.0932, 8.9926)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420C56 #20560C

analogous

#1D0C56 #420C56 #560C45

triadic

#420C56 #56420C #0C5642

tetradic

#420C56 #561D0C #20560C #0C4556

square

#420C56 #561D0C #20560C #0C4556

split-complementary

#420C56 #45560C #0C561D

monochromatic

#15041B #190520 #420C56 #6B138C #941BC1

Accessibility & contrast

On white

14.80

#420C56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#420C56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420C56

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420C56	#FFFFFF	#000000	##FFFFFF
##420C56	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002558

Deuteranopia (green-blind)

#062954

Tritanopia (blue-blind)

#401E31

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #420c56;
/* rgb */ color: rgb(66, 12, 86);
/* oklch */ color: oklch(29.2% 0.127 314.6);

Tailwind

colors: {
  custom: {
    50: '#7a5386',
    500: '#420c56',
    950: '#000000',
  },
}

SCSS

$custom: #420c56;
$custom-light: #7a5386;
$custom-dark: #000000;

JSON

{
  "hex": "#420c56",
  "rgb": {
    "r": 66,
    "g": 12,
    "b": 86
  },
  "hsl": {
    "h": 283.784,
    "s": 75.51,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29224,
    "c": 0.12681,
    "h": 314.6
  },
  "luminance": 0.02093
}

Semantic roles & 50–950 ramp

primary

#420C56

secondary

#48912D

accent

#F23669

background

#F7F4F8

surface

#EEE7EF

border

#C9C3CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420C56

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

Preview Lab → · Contrast checker → · Palette generator →