#420E5B#420E5B

#420E5B is a dark, vivid purple. Relative luminance 0.022; OKLCH L 29.8% C 0.130 H 311.5°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#420E5B
RGB	rgb(66, 14, 91)
HSL	hsl(281, 73%, 21%)
HSV	hsv(281, 85%, 36%)
CMYK	cmyk(27.5%, 84.6%, 0%, 64.3%)
CIE-LAB	lab(16.64, 37.36, -34.26)
CIE-LCH	lch(16.64, 50.69, 317.48°)
OKLab	oklab(29.83% 0.086 -0.0971)
OKLCH	oklch(29.83% 0.13 311.5)
XYZ	xyz(4.2918, 2.2278, 10.0994)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420E5B #275B0E

analogous

#1B0E5B #420E5B #5B0E4D

triadic

#420E5B #5B420E #0E5B42

tetradic

#420E5B #5B1B0E #275B0E #0E4D5B

square

#420E5B #5B1B0E #275B0E #0E4D5B

split-complementary

#420E5B #4D5B0E #0E5B1B

monochromatic

#13041B #1C0626 #420E5B #681690 #8F1EC5

Accessibility & contrast

On white

14.53

#420E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#420E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420E5B

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420E5B	#FFFFFF	#000000	##FFFFFF
##420E5B	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275D

Deuteranopia (green-blind)

#002A59

Tritanopia (blue-blind)

#3F2135

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #420e5b;
/* rgb */ color: rgb(66, 14, 91);
/* oklch */ color: oklch(29.8% 0.130 311.5);

Tailwind

colors: {
  custom: {
    50: '#7a548a',
    500: '#420e5b',
    950: '#000000',
  },
}

SCSS

$custom: #420e5b;
$custom-light: #7a548a;
$custom-dark: #000000;

JSON

{
  "hex": "#420e5b",
  "rgb": {
    "r": 66,
    "g": 14,
    "b": 91
  },
  "hsl": {
    "h": 280.519,
    "s": 73.333,
    "l": 20.588
  },
  "oklch": {
    "l": 0.29825,
    "c": 0.12971,
    "h": 311.5
  },
  "luminance": 0.02228
}

Semantic roles & 50–950 ramp

primary

#420E5B

secondary

#519530

accent

#F03874

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #420E5B

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

Preview Lab → · Contrast checker → · Palette generator →