#421B7D#421B7D

#421B7D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.3% C 0.153 H 295.1°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#421B7D
RGB	rgb(66, 27, 125)
HSL	hsl(264, 64%, 30%)
HSV	hsv(264, 78%, 49%)
CMYK	cmyk(47.2%, 78.4%, 0%, 51%)
CIE-LAB	lab(21.66, 40.43, -48.23)
CIE-LCH	lch(21.66, 62.94, 309.97°)
OKLab	oklab(34.29% 0.0648 -0.1382)
OKLCH	oklch(34.29% 0.153 295.1)
XYZ	xyz(6.3394, 3.4226, 19.7247)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B7D #567D1B

analogous

#1B257D #421B7D #731B7D

triadic

#421B7D #7D421B #1B7D42

tetradic

#421B7D #7D1B25 #567D1B #1B7D73

square

#421B7D #7D1B25 #567D1B #1B7D73

split-complementary

#421B7D #7D731B #257D1B

monochromatic

#0D0519 #27104B #421B7D #5D26AF #7A3DD5

Accessibility & contrast

On white

12.47

#421B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#421B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B7D

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B7D	#FFFFFF	#000000	##FFFFFF
##421B7D	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#00327B

Tritanopia (blue-blind)

#31354B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421b7d;
/* rgb */ color: rgb(66, 27, 125);
/* oklch */ color: oklch(34.3% 0.153 295.1);

Tailwind

colors: {
  custom: {
    50: '#7d5ca4',
    500: '#421b7d',
    950: '#000000',
  },
}

SCSS

$custom: #421b7d;
$custom-light: #7d5ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#421b7d",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 263.878,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34292,
    "c": 0.15267,
    "h": 295.1
  },
  "luminance": 0.03423
}

Semantic roles & 50–950 ramp

primary

#421B7D

secondary

#85B143

accent

#E740A5

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B7D

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

Preview Lab → · Contrast checker → · Palette generator →