#421C53#421C53

#421C53 is a dark, moderate purple. Relative luminance 0.026; OKLCH L 30.9% C 0.101 H 313.9°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#421C53
RGB	rgb(66, 28, 83)
HSL	hsl(281, 50%, 22%)
HSV	hsv(281, 66%, 33%)
CMYK	cmyk(20.5%, 66.3%, 0%, 67.5%)
CIE-LAB	lab(18.42, 28.71, -26.00)
CIE-LCH	lch(18.42, 38.74, 317.83°)
OKLab	oklab(30.91% 0.0703 -0.073)
OKLCH	oklch(30.91% 0.101 313.9)
XYZ	xyz(4.2231, 2.6134, 8.4639)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C53 #2D531C

analogous

#271C53 #421C53 #531C49

triadic

#421C53 #53421C #1C5342

tetradic

#421C53 #53271C #2D531C #1C4953

square

#421C53 #53271C #2D531C #1C4953

split-complementary

#421C53 #49531C #1C5327

monochromatic

#120817 #1E0D25 #421C53 #662B81 #8B3BAF

Accessibility & contrast

On white

13.79

#421C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#421C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C53

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C53	#FFFFFF	#000000	##FFFFFF
##421C53	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092B55

Deuteranopia (green-blind)

#1A2E52

Tritanopia (blue-blind)

#402634

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #421c53;
/* rgb */ color: rgb(66, 28, 83);
/* oklch */ color: oklch(30.9% 0.101 313.9);

Tailwind

colors: {
  custom: {
    50: '#785b84',
    500: '#421c53',
    950: '#000000',
  },
}

SCSS

$custom: #421c53;
$custom-light: #785b84;
$custom-dark: #000000;

JSON

{
  "hex": "#421c53",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 83
  },
  "hsl": {
    "h": 281.455,
    "s": 49.55,
    "l": 21.765
  },
  "oklch": {
    "l": 0.30907,
    "c": 0.10133,
    "h": 313.9
  },
  "luminance": 0.02613
}

Semantic roles & 50–950 ramp

primary

#421C53

secondary

#588942

accent

#D94F79

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421C53

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

Preview Lab → · Contrast checker → · Palette generator →