#420B56#420B56

#420B56 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.1% C 0.128 H 314.7°. Best body text is #FFFFFF at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#420B56
RGB	rgb(66, 11, 86)
HSL	hsl(284, 77%, 19%)
HSV	hsv(284, 87%, 34%)
CMYK	cmyk(23.3%, 87.2%, 0%, 66.3%)
CIE-LAB	lab(15.85, 37.30, -32.17)
CIE-LCH	lch(15.85, 49.26, 319.22°)
OKLab	oklab(29.14% 0.0898 -0.0909)
OKLCH	oklch(29.14% 0.128 314.7)
XYZ	xyz(4.0459, 2.0696, 8.9887)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420B56 #1F560B

analogous

#1D0B56 #420B56 #560B45

triadic

#420B56 #56420B #0B5642

tetradic

#420B56 #561D0B #1F560B #0B4556

square

#420B56 #561D0B #1F560B #0B4556

split-complementary

#420B56 #45560B #0B561D

monochromatic

#15031B #180420 #420B56 #6C128C #9519C3

Accessibility & contrast

On white

14.85

#420B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#420B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420B56

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420B56	#FFFFFF	#000000	##FFFFFF
##420B56	1.00	14.85	1.41	14.85
#FFFFFF	14.85	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002558

Deuteranopia (green-blind)

#062954

Tritanopia (blue-blind)

#401D31

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #420b56;
/* rgb */ color: rgb(66, 11, 86);
/* oklch */ color: oklch(29.1% 0.128 314.7);

Tailwind

colors: {
  custom: {
    50: '#7a5286',
    500: '#420b56',
    950: '#000000',
  },
}

SCSS

$custom: #420b56;
$custom-light: #7a5286;
$custom-dark: #000000;

JSON

{
  "hex": "#420b56",
  "rgb": {
    "r": 66,
    "g": 11,
    "b": 86
  },
  "hsl": {
    "h": 284,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29139,
    "c": 0.12783,
    "h": 314.7
  },
  "luminance": 0.02069
}

Semantic roles & 50–950 ramp

primary

#420B56

secondary

#47912B

accent

#F43467

background

#F7F4F8

surface

#EEE7EF

border

#C9C3CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420B56

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

Preview Lab → · Contrast checker → · Palette generator →