#421D5A#421D5A

#421D5A is a dark, moderate violet. Relative luminance 0.028; OKLCH L 31.6% C 0.108 H 309.5°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#421D5A
RGB	rgb(66, 29, 90)
HSL	hsl(276, 51%, 23%)
HSV	hsv(276, 68%, 35%)
CMYK	cmyk(26.7%, 67.8%, 0%, 64.7%)
CIE-LAB	lab(19.12, 29.92, -29.59)
CIE-LCH	lch(19.12, 42.08, 315.32°)
OKLab	oklab(31.57% 0.0688 -0.0835)
OKLCH	oklch(31.57% 0.108 309.5)
XYZ	xyz(4.5312, 2.7752, 9.9679)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D5A #355A1D

analogous

#231D5A #421D5A #5A1D53

triadic

#421D5A #5A421D #1D5A42

tetradic

#421D5A #5A231D #355A1D #1D535A

square

#421D5A #5A231D #355A1D #1D535A

split-complementary

#421D5A #535A1D #1D5A23

monochromatic

#110717 #200E2C #421D5A #642C88 #863BB7

Accessibility & contrast

On white

13.50

#421D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#421D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D5A

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D5A	#FFFFFF	#000000	##FFFFFF
##421D5A	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#012D5C

Deuteranopia (green-blind)

#152F59

Tritanopia (blue-blind)

#3F2938

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #421d5a;
/* rgb */ color: rgb(66, 29, 90);
/* oklch */ color: oklch(31.6% 0.108 309.5);

Tailwind

colors: {
  custom: {
    50: '#795b89',
    500: '#421d5a',
    950: '#000000',
  },
}

SCSS

$custom: #421d5a;
$custom-light: #795b89;
$custom-dark: #000000;

JSON

{
  "hex": "#421d5a",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 90
  },
  "hsl": {
    "h": 276.393,
    "s": 51.261,
    "l": 23.333
  },
  "oklch": {
    "l": 0.31569,
    "c": 0.10814,
    "h": 309.5
  },
  "luminance": 0.02775
}

Semantic roles & 50–950 ramp

primary

#421D5A

secondary

#618F44

accent

#DB4D85

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421D5A

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

Preview Lab → · Contrast checker → · Palette generator →