#421D90#421D90

#421D90 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.4% C 0.173 H 289.5°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#421D90
RGB	rgb(66, 29, 144)
HSL	hsl(259, 66%, 34%)
HSV	hsv(259, 80%, 56%)
CMYK	cmyk(54.2%, 79.9%, 0%, 43.5%)
CIE-LAB	lab(23.84, 44.81, -56.59)
CIE-LCH	lch(23.84, 72.18, 308.38°)
OKLab	oklab(36.37% 0.0575 -0.1627)
OKLCH	oklch(36.37% 0.173 289.5)
XYZ	xyz(7.7187, 4.0502, 26.7552)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D90 #6B901D

analogous

#1D3290 #421D90 #7C1D90

triadic

#421D90 #90421D #1D9042

tetradic

#421D90 #901D32 #6B901D #1D907C

square

#421D90 #901D32 #6B901D #1D907C

split-complementary

#421D90 #907C1D #32901D

monochromatic

#13082A #2B135D #421D90 #5927C3 #7A4CDB

Accessibility & contrast

On white

11.60

#421D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#421D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D90

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D90	#FFFFFF	#000000	##FFFFFF
##421D90	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#00368E

Tritanopia (blue-blind)

#243E56

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #421d90;
/* rgb */ color: rgb(66, 29, 144);
/* oklch */ color: oklch(36.4% 0.173 289.5);

Tailwind

colors: {
  custom: {
    50: '#805eb2',
    500: '#421d90',
    950: '#000000',
  },
}

SCSS

$custom: #421d90;
$custom-light: #805eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#421d90",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 144
  },
  "hsl": {
    "h": 259.304,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36374,
    "c": 0.17258,
    "h": 289.5
  },
  "luminance": 0.04051
}

Semantic roles & 50–950 ramp

primary

#421D90

secondary

#99BD4B

accent

#E93EB2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421D90

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

Preview Lab → · Contrast checker → · Palette generator →