#421D66#421D66

#421D66 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.5% C 0.123 H 303.4°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#421D66
RGB	rgb(66, 29, 102)
HSL	hsl(270, 56%, 26%)
HSV	hsv(270, 72%, 40%)
CMYK	cmyk(35.3%, 71.6%, 0%, 60%)
CIE-LAB	lab(20.03, 33.09, -36.05)
CIE-LCH	lch(20.03, 48.94, 312.55°)
OKLab	oklab(32.51% 0.0677 -0.1025)
OKLCH	oklch(32.51% 0.123 303.4)
XYZ	xyz(5.0839, 2.9963, 12.8783)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D66 #41661D

analogous

#1D1D66 #421D66 #661D65

triadic

#421D66 #66421D #1D6642

tetradic

#421D66 #661D1D #41661D #1D6566

square

#421D66 #661D1D #41661D #1D6566

split-complementary

#421D66 #65661D #1D661D

monochromatic

#0F0718 #230F36 #421D66 #612B96 #8038C5

Accessibility & contrast

On white

13.13

#421D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#421D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D66

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D66	#FFFFFF	#000000	##FFFFFF
##421D66	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003068

Deuteranopia (green-blind)

#013064

Tritanopia (blue-blind)

#3B2D3F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #421d66;
/* rgb */ color: rgb(66, 29, 102);
/* oklch */ color: oklch(32.5% 0.123 303.4);

Tailwind

colors: {
  custom: {
    50: '#7a5c92',
    500: '#421d66',
    950: '#000000',
  },
}

SCSS

$custom: #421d66;
$custom-light: #7a5c92;
$custom-dark: #000000;

JSON

{
  "hex": "#421d66",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 102
  },
  "hsl": {
    "h": 270.411,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.32513,
    "c": 0.12279,
    "h": 303.4
  },
  "luminance": 0.02996
}

Semantic roles & 50–950 ramp

primary

#421D66

secondary

#6F9B44

accent

#DF4993

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#09040D

muted

#7B797E

Preview Lab

Preview with #421D66

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

Preview Lab → · Contrast checker → · Palette generator →