#421D8A#421D8A

#421D8A is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.8% C 0.166 H 291.0°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#421D8A
RGB	rgb(66, 29, 138)
HSL	hsl(260, 65%, 33%)
HSV	hsv(260, 79%, 54%)
CMYK	cmyk(52.2%, 79%, 0%, 45.9%)
CIE-LAB	lab(23.24, 43.12, -53.83)
CIE-LCH	lch(23.24, 68.97, 308.70°)
OKLab	oklab(35.78% 0.0594 -0.1546)
OKLCH	oklch(35.78% 0.166 291)
XYZ	xyz(7.2723, 3.8717, 24.4040)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D8A #658A1D

analogous

#1D2F8A #421D8A #781D8A

triadic

#421D8A #8A421D #1D8A42

tetradic

#421D8A #8A1D2F #658A1D #1D8A78

square

#421D8A #8A1D2F #658A1D #1D8A78

split-complementary

#421D8A #8A781D #2F8A1D

monochromatic

#120825 #2A1257 #421D8A #5A28BD #7A49D9

Accessibility & contrast

On white

11.83

#421D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#421D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D8A

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D8A	#FFFFFF	#000000	##FFFFFF
##421D8A	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#293C53

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #421d8a;
/* rgb */ color: rgb(66, 29, 138);
/* oklch */ color: oklch(35.8% 0.166 291.0);

Tailwind

colors: {
  custom: {
    50: '#7f5ead',
    500: '#421d8a',
    950: '#000000',
  },
}

SCSS

$custom: #421d8a;
$custom-light: #7f5ead;
$custom-dark: #000000;

JSON

{
  "hex": "#421d8a",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 138
  },
  "hsl": {
    "h": 260.367,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35779,
    "c": 0.16565,
    "h": 291
  },
  "luminance": 0.03872
}

Semantic roles & 50–950 ramp

primary

#421D8A

secondary

#94BB48

accent

#E840AF

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #421D8A

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

Preview Lab → · Contrast checker → · Palette generator →