#421C5E#421C5E

#421C5E is a dark, moderate violet. Relative luminance 0.028; OKLCH L 31.7% C 0.115 H 307.6°. Best body text is #FFFFFF at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#421C5E
RGB	rgb(66, 28, 94)
HSL	hsl(275, 54%, 24%)
HSV	hsv(275, 70%, 37%)
CMYK	cmyk(29.8%, 70.2%, 0%, 63.1%)
CIE-LAB	lab(19.21, 31.51, -32.10)
CIE-LCH	lch(19.21, 44.98, 314.47°)
OKLab	oklab(31.73% 0.0698 -0.0908)
OKLCH	oklch(31.73% 0.115 307.6)
XYZ	xyz(4.6820, 2.7970, 10.8807)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C5E #385E1C

analogous

#211C5E #421C5E #5E1C59

triadic

#421C5E #5E421C #1C5E42

tetradic

#421C5E #5E211C #385E1C #1C595E

square

#421C5E #5E211C #385E1C #1C595E

split-complementary

#421C5E #595E1C #1C5E21

monochromatic

#110718 #210E2F #421C5E #632A8D #8438BC

Accessibility & contrast

On white

13.47

#421C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#421C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C5E

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C5E	#FFFFFF	#000000	##FFFFFF
##421C5E	1.00	13.47	1.56	13.47
#FFFFFF	13.47	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D60

Deuteranopia (green-blind)

#0E2F5D

Tritanopia (blue-blind)

#3E2A3A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #421c5e;
/* rgb */ color: rgb(66, 28, 94);
/* oklch */ color: oklch(31.7% 0.115 307.6);

Tailwind

colors: {
  custom: {
    50: '#795b8c',
    500: '#421c5e',
    950: '#000000',
  },
}

SCSS

$custom: #421c5e;
$custom-light: #795b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#421c5e",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 94
  },
  "hsl": {
    "h": 274.545,
    "s": 54.098,
    "l": 23.922
  },
  "oklch": {
    "l": 0.31729,
    "c": 0.11458,
    "h": 307.6
  },
  "luminance": 0.02797
}

Semantic roles & 50–950 ramp

primary

#421C5E

secondary

#659342

accent

#DD4A89

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421C5E

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

Preview Lab → · Contrast checker → · Palette generator →