#421C59#421C59

#421C59 is a dark, moderate violet. Relative luminance 0.027; OKLCH L 31.3% C 0.109 H 310.3°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#421C59
RGB	rgb(66, 28, 89)
HSL	hsl(277, 52%, 23%)
HSV	hsv(277, 69%, 35%)
CMYK	cmyk(25.8%, 68.5%, 0%, 65.1%)
CIE-LAB	lab(18.84, 30.22, -29.36)
CIE-LCH	lch(18.84, 42.14, 315.83°)
OKLab	oklab(31.35% 0.0702 -0.0828)
OKLCH	oklch(31.35% 0.109 310.3)
XYZ	xyz(4.4648, 2.7101, 9.7372)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C59 #33591C

analogous

#231C59 #421C59 #591C51

triadic

#421C59 #59421C #1C5942

tetradic

#421C59 #59231C #33591C #1C5159

square

#421C59 #59231C #33591C #1C5159

split-complementary

#421C59 #51591C #1C5923

monochromatic

#110717 #1F0D2A #421C59 #652B88 #8739B6

Accessibility & contrast

On white

13.62

#421C59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#421C59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C59

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C59	#FFFFFF	#000000	##FFFFFF
##421C59	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5B

Deuteranopia (green-blind)

#142E58

Tritanopia (blue-blind)

#3F2837

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #421c59;
/* rgb */ color: rgb(66, 28, 89);
/* oklch */ color: oklch(31.3% 0.109 310.3);

Tailwind

colors: {
  custom: {
    50: '#795b88',
    500: '#421c59',
    950: '#000000',
  },
}

SCSS

$custom: #421c59;
$custom-light: #795b88;
$custom-dark: #000000;

JSON

{
  "hex": "#421c59",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 89
  },
  "hsl": {
    "h": 277.377,
    "s": 52.137,
    "l": 22.941
  },
  "oklch": {
    "l": 0.31346,
    "c": 0.10854,
    "h": 310.3
  },
  "luminance": 0.0271
}

Semantic roles & 50–950 ramp

primary

#421C59

secondary

#5F8F42

accent

#DC4C82

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421C59

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

Preview Lab → · Contrast checker → · Palette generator →