#421C63#421C63

#421C63 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.1% C 0.121 H 305.1°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#421C63
RGB	rgb(66, 28, 99)
HSL	hsl(272, 56%, 25%)
HSV	hsv(272, 72%, 39%)
CMYK	cmyk(33.3%, 71.7%, 0%, 61.2%)
CIE-LAB	lab(19.60, 32.83, -34.78)
CIE-LCH	lch(19.60, 47.83, 313.35°)
OKLab	oklab(32.13% 0.0693 -0.0987)
OKLCH	oklch(32.13% 0.121 305.1)
XYZ	xyz(4.9137, 2.8896, 12.1009)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C63 #3D631C

analogous

#1F1C63 #421C63 #631C61

triadic

#421C63 #63421C #1C6342

tetradic

#421C63 #631F1C #3D631C #1C6163

square

#421C63 #631F1C #3D631C #1C6163

split-complementary

#421C63 #61631C #1C631F

monochromatic

#100718 #220F33 #421C63 #622993 #8237C2

Accessibility & contrast

On white

13.31

#421C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#421C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C63

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C63	#FFFFFF	#000000	##FFFFFF
##421C63	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E65

Deuteranopia (green-blind)

#052F61

Tritanopia (blue-blind)

#3C2C3D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #421c63;
/* rgb */ color: rgb(66, 28, 99);
/* oklch */ color: oklch(32.1% 0.121 305.1);

Tailwind

colors: {
  custom: {
    50: '#7a5b90',
    500: '#421c63',
    950: '#000000',
  },
}

SCSS

$custom: #421c63;
$custom-light: #7a5b90;
$custom-dark: #000000;

JSON

{
  "hex": "#421c63",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 272.113,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.32127,
    "c": 0.12061,
    "h": 305.1
  },
  "luminance": 0.0289
}

Semantic roles & 50–950 ramp

primary

#421C63

secondary

#6A9843

accent

#DF498F

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421C63

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

Preview Lab → · Contrast checker → · Palette generator →