#421DAD#421DAD

#421DAD is a dark, highly saturated violet. Relative luminance 0.051; OKLCH L 39.4% C 0.205 H 283.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#421DAD
RGB	rgb(66, 29, 173)
HSL	hsl(255, 71%, 40%)
HSV	hsv(255, 83%, 68%)
CMYK	cmyk(61.8%, 83.2%, 0%, 32.2%)
CIE-LAB	lab(26.89, 52.96, -69.25)
CIE-LCH	lch(26.89, 87.18, 307.40°)
OKLab	oklab(39.39% 0.0477 -0.1997)
OKLCH	oklch(39.39% 0.205 283.4)
XYZ	xyz(10.2266, 5.0534, 39.9636)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421DAD #88AD1D

analogous

#1D40AD #421DAD #8A1DAD

triadic

#421DAD #AD421D #1DAD42

tetradic

#421DAD #AD1D40 #88AD1D #1DAD8A

square

#421DAD #AD1D40 #88AD1D #1DAD8A

split-complementary

#421DAD #AD8A1D #40AD1D

monochromatic

#1A0B44 #2E1479 #421DAD #592CDC #8260E4

Accessibility & contrast

On white

10.44

#421DAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#421DAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421DAD

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421DAD	#FFFFFF	#000000	##FFFFFF
##421DAD	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B1

Deuteranopia (green-blind)

#003BAB

Tritanopia (blue-blind)

#004A67

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #421dad;
/* rgb */ color: rgb(66, 29, 173);
/* oklch */ color: oklch(39.4% 0.205 283.4);

Tailwind

colors: {
  custom: {
    50: '#8560c7',
    500: '#421dad',
    950: '#000000',
  },
}

SCSS

$custom: #421dad;
$custom-light: #8560c7;
$custom-dark: #000000;

JSON

{
  "hex": "#421dad",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 173
  },
  "hsl": {
    "h": 255.417,
    "s": 71.287,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39392,
    "c": 0.20531,
    "h": 283.4
  },
  "luminance": 0.05054
}

Semantic roles & 50–950 ramp

primary

#421DAD

secondary

#ADC95D

accent

#EE3AC0

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #421DAD

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

Preview Lab → · Contrast checker → · Palette generator →