#420B4E#420B4E

#420B4E is a dark, vivid purple. Relative luminance 0.019; OKLCH L 28.5% C 0.120 H 319.5°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#420B4E
RGB	rgb(66, 11, 78)
HSL	hsl(289, 75%, 17%)
HSV	hsv(289, 86%, 31%)
CMYK	cmyk(15.4%, 85.9%, 0%, 69.4%)
CIE-LAB	lab(15.21, 35.56, -27.75)
CIE-LCH	lch(15.21, 45.10, 322.03°)
OKLab	oklab(28.49% 0.0914 -0.0779)
OKLCH	oklch(28.49% 0.12 319.5)
XYZ	xyz(3.7414, 1.9478, 7.3851)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420B4E #174E0B

analogous

#210B4E #420B4E #4E0B38

triadic

#420B4E #4E420B #0B4E42

tetradic

#420B4E #4E210B #174E0B #0B384E

square

#420B4E #4E210B #174E0B #0B384E

split-complementary

#420B4E #384E0B #0B4E21

monochromatic

#17041B #17041B #420B4E #6F1384 #9D1AB9

Accessibility & contrast

On white

15.11

#420B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#420B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420B4E

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420B4E	#FFFFFF	#000000	##FFFFFF
##420B4E	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002350

Deuteranopia (green-blind)

#11284D

Tritanopia (blue-blind)

#421A2D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #420b4e;
/* rgb */ color: rgb(66, 11, 78);
/* oklch */ color: oklch(28.5% 0.120 319.5);

Tailwind

colors: {
  custom: {
    50: '#795280',
    500: '#420b4e',
    950: '#000000',
  },
}

SCSS

$custom: #420b4e;
$custom-light: #795280;
$custom-dark: #000000;

JSON

{
  "hex": "#420b4e",
  "rgb": {
    "r": 66,
    "g": 11,
    "b": 78
  },
  "hsl": {
    "h": 289.254,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28489,
    "c": 0.1201,
    "h": 319.5
  },
  "luminance": 0.01948
}

Semantic roles & 50–950 ramp

primary

#420B4E

secondary

#3C8A2B

accent

#F23658

background

#F7F4F7

surface

#EEE7EE

border

#C9C3C9

text

#09020A

muted

#7B787C

Preview Lab

Preview with #420B4E

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

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