#421C6F#421C6F

#421C6F is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.135 H 299.9°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#421C6F
RGB	rgb(66, 28, 111)
HSL	hsl(267, 60%, 27%)
HSV	hsv(267, 75%, 44%)
CMYK	cmyk(40.5%, 74.8%, 0%, 56.5%)
CIE-LAB	lab(20.58, 36.07, -41.02)
CIE-LCH	lch(20.58, 54.62, 311.33°)
OKLab	oklab(33.14% 0.0673 -0.117)
OKLCH	oklch(33.14% 0.135 299.9)
XYZ	xyz(5.5305, 3.1364, 15.3499)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C6F #496F1C

analogous

#1C206F #421C6F #6C1C6F

triadic

#421C6F #6F421C #1C6F42

tetradic

#421C6F #6F1C20 #496F1C #1C6F6C

square

#421C6F #6F1C20 #496F1C #1C6F6C

split-complementary

#421C6F #6F6C1C #206F1C

monochromatic

#0F0618 #25103E #421C6F #5F28A0 #7C38CD

Accessibility & contrast

On white

12.91

#421C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#421C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C6F

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C6F	#FFFFFF	#000000	##FFFFFF
##421C6F	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003171

Deuteranopia (green-blind)

#00316D

Tritanopia (blue-blind)

#383043

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #421c6f;
/* rgb */ color: rgb(66, 28, 111);
/* oklch */ color: oklch(33.1% 0.135 299.9);

Tailwind

colors: {
  custom: {
    50: '#7b5c99',
    500: '#421c6f',
    950: '#000000',
  },
}

SCSS

$custom: #421c6f;
$custom-light: #7b5c99;
$custom-dark: #000000;

JSON

{
  "hex": "#421c6f",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 111
  },
  "hsl": {
    "h": 267.47,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.33141,
    "c": 0.13501,
    "h": 299.9
  },
  "luminance": 0.03136
}

Semantic roles & 50–950 ramp

primary

#421C6F

secondary

#77A443

accent

#E3459B

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C6F

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

Preview Lab → · Contrast checker → · Palette generator →