#420F4B#420F4B

#420F4B is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.6% C 0.112 H 321.2°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#420F4B
RGB	rgb(66, 15, 75)
HSL	hsl(291, 67%, 18%)
HSV	hsv(291, 80%, 29%)
CMYK	cmyk(12%, 80%, 0%, 70.6%)
CIE-LAB	lab(15.53, 33.36, -25.18)
CIE-LCH	lch(15.53, 41.79, 322.96°)
OKLab	oklab(28.64% 0.0876 -0.0704)
OKLCH	oklch(28.64% 0.112 321.2)
XYZ	xyz(3.6874, 2.0081, 6.8486)
Luminance	0.0201 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F4B #184B0F

analogous

#240F4B #420F4B #4B0F36

triadic

#420F4B #4B420F #0F4B42

tetradic

#420F4B #4B240F #184B0F #0F364B

square

#420F4B #4B240F #184B0F #0F364B

split-complementary

#420F4B #364B0F #0F4B24

monochromatic

#16051A #16051A #420F4B #6F197E #9C23B1

Accessibility & contrast

On white

14.98

#420F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#420F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F4B

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F4B	#FFFFFF	#000000	##FFFFFF
##420F4B	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234D

Deuteranopia (green-blind)

#16294A

Tritanopia (blue-blind)

#431A2C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #420f4b;
/* rgb */ color: rgb(66, 15, 75);
/* oklch */ color: oklch(28.6% 0.112 321.2);

Tailwind

colors: {
  custom: {
    50: '#79537e',
    500: '#420f4b',
    950: '#000000',
  },
}

SCSS

$custom: #420f4b;
$custom-light: #79537e;
$custom-dark: #000000;

JSON

{
  "hex": "#420f4b",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 291,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.28644,
    "c": 0.11241,
    "h": 321.2
  },
  "luminance": 0.02008
}

Semantic roles & 50–950 ramp

primary

#420F4B

secondary

#3D8530

accent

#EA3E58

background

#F7F4F7

surface

#EEE8EE

border

#C9C4C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #420F4B

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

Preview Lab → · Contrast checker → · Palette generator →