#421F8D#421F8D

#421F8D is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.3% C 0.167 H 289.9°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#421F8D
RGB	rgb(66, 31, 141)
HSL	hsl(259, 64%, 34%)
HSV	hsv(259, 78%, 55%)
CMYK	cmyk(53.2%, 78%, 0%, 44.7%)
CIE-LAB	lab(23.87, 43.01, -54.66)
CIE-LCH	lch(23.87, 69.55, 308.19°)
OKLab	oklab(36.31% 0.0569 -0.1571)
OKLCH	oklch(36.31% 0.167 289.9)
XYZ	xyz(7.5431, 4.0610, 25.5805)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F8D #6A8D1F

analogous

#1F338D #421F8D #791F8D

triadic

#421F8D #8D421F #1F8D42

tetradic

#421F8D #8D1F33 #6A8D1F #1F8D79

square

#421F8D #8D1F33 #6A8D1F #1F8D79

split-complementary

#421F8D #8D791F #338D1F

monochromatic

#130929 #2B145B #421F8D #592ABF #7A4ED8

Accessibility & contrast

On white

11.59

#421F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#421F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F8D

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F8D	#FFFFFF	#000000	##FFFFFF
##421F8D	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B90

Deuteranopia (green-blind)

#00368B

Tritanopia (blue-blind)

#263E55

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #421f8d;
/* rgb */ color: rgb(66, 31, 141);
/* oklch */ color: oklch(36.3% 0.167 289.9);

Tailwind

colors: {
  custom: {
    50: '#7f5faf',
    500: '#421f8d',
    950: '#000000',
  },
}

SCSS

$custom: #421f8d;
$custom-light: #7f5faf;
$custom-dark: #000000;

JSON

{
  "hex": "#421f8d",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 259.091,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36309,
    "c": 0.16709,
    "h": 289.9
  },
  "luminance": 0.04061
}

Semantic roles & 50–950 ramp

primary

#421F8D

secondary

#98BB4D

accent

#E741B2

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421F8D

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

Preview Lab → · Contrast checker → · Palette generator →