#421D9A#421D9A

#421D9A is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.184 H 287.1°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#421D9A
RGB	rgb(66, 29, 154)
HSL	hsl(258, 68%, 36%)
HSV	hsv(258, 81%, 60%)
CMYK	cmyk(57.1%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(24.86, 47.64, -61.07)
CIE-LCH	lch(24.86, 77.45, 307.95°)
OKLab	oklab(37.39% 0.0542 -0.1758)
OKLCH	oklch(37.39% 0.184 287.1)
XYZ	xyz(8.5171, 4.3696, 30.9602)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D9A #759A1D

analogous

#1D369A #421D9A #801D9A

triadic

#421D9A #9A421D #1D9A42

tetradic

#421D9A #9A1D36 #759A1D #1D9A80

square

#421D9A #9A1D36 #759A1D #1D9A80

split-complementary

#421D9A #9A801D #369A1D

monochromatic

#160A33 #2C1366 #421D9A #5827CE #7C53DF

Accessibility & contrast

On white

11.21

#421D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#421D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D9A

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D9A	#FFFFFF	#000000	##FFFFFF
##421D9A	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9D

Deuteranopia (green-blind)

#003798

Tritanopia (blue-blind)

#19425C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #421d9a;
/* rgb */ color: rgb(66, 29, 154);
/* oklch */ color: oklch(37.4% 0.184 287.1);

Tailwind

colors: {
  custom: {
    50: '#815fb9',
    500: '#421d9a',
    950: '#000000',
  },
}

SCSS

$custom: #421d9a;
$custom-light: #815fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#421d9a",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 257.76,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.3739,
    "c": 0.18401,
    "h": 287.1
  },
  "luminance": 0.0437
}

Semantic roles & 50–950 ramp

primary

#421D9A

secondary

#A0C251

accent

#EB3DB8

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #421D9A

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

Preview Lab → · Contrast checker → · Palette generator →