#420F56#420F56

#420F56 is a dark, vivid purple. Relative luminance 0.022; OKLCH L 29.5% C 0.123 H 314.2°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#420F56
RGB	rgb(66, 15, 86)
HSL	hsl(283, 70%, 20%)
HSV	hsv(283, 83%, 34%)
CMYK	cmyk(23.3%, 82.6%, 0%, 66.3%)
CIE-LAB	lab(16.36, 35.81, -31.34)
CIE-LCH	lch(16.36, 47.59, 318.81°)
OKLab	oklab(29.5% 0.0861 -0.0885)
OKLCH	oklch(29.5% 0.124 314.2)
XYZ	xyz(4.0970, 2.1719, 9.0057)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.12

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F56 #23560F

analogous

#1F0F56 #420F56 #560F46

triadic

#420F56 #56420F #0F5642

tetradic

#420F56 #561F0F #23560F #0F4656

square

#420F56 #561F0F #23560F #0F4656

split-complementary

#420F56 #46560F #0F561F

monochromatic

#14051A #1A0622 #420F56 #6A188A #9221BE

Accessibility & contrast

On white

14.64

#420F56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#420F56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F56

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F56	#FFFFFF	#000000	##FFFFFF
##420F56	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002658

Deuteranopia (green-blind)

#0A2A54

Tritanopia (blue-blind)

#401F32

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #420f56;
/* rgb */ color: rgb(66, 15, 86);
/* oklch */ color: oklch(29.5% 0.123 314.2);

Tailwind

colors: {
  custom: {
    50: '#795486',
    500: '#420f56',
    950: '#000000',
  },
}

SCSS

$custom: #420f56;
$custom-light: #795486;
$custom-dark: #000000;

JSON

{
  "hex": "#420f56",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 86
  },
  "hsl": {
    "h": 283.099,
    "s": 70.297,
    "l": 19.804
  },
  "oklch": {
    "l": 0.29502,
    "c": 0.1235,
    "h": 314.2
  },
  "luminance": 0.02172
}

Semantic roles & 50–950 ramp

primary

#420F56

secondary

#4C9031

accent

#ED3B6D

background

#F7F5F8

surface

#EEE9EF

border

#C9C5CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420F56

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

Preview Lab → · Contrast checker → · Palette generator →