#421B53#421B53

#421B53 is a dark, moderate purple. Relative luminance 0.026; OKLCH L 30.8% C 0.103 H 314.1°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#421B53
RGB	rgb(66, 27, 83)
HSL	hsl(282, 51%, 22%)
HSV	hsv(282, 67%, 33%)
CMYK	cmyk(20.5%, 67.5%, 0%, 67.5%)
CIE-LAB	lab(18.22, 29.27, -26.33)
CIE-LCH	lch(18.22, 39.38, 318.03°)
OKLab	oklab(30.76% 0.0718 -0.0739)
OKLCH	oklch(30.76% 0.103 314.1)
XYZ	xyz(4.1998, 2.5668, 8.4561)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B53 #2C531B

analogous

#261B53 #421B53 #531B48

triadic

#421B53 #53421B #1B5342

tetradic

#421B53 #53261B #2C531B #1B4853

square

#421B53 #53261B #2C531B #1B4853

split-complementary

#421B53 #48531B #1B5326

monochromatic

#120817 #1D0C25 #421B53 #672A81 #8B39AF

Accessibility & contrast

On white

13.88

#421B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#421B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B53

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B53	#FFFFFF	#000000	##FFFFFF
##421B53	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072A55

Deuteranopia (green-blind)

#192D52

Tritanopia (blue-blind)

#412534

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #421b53;
/* rgb */ color: rgb(66, 27, 83);
/* oklch */ color: oklch(30.8% 0.103 314.1);

Tailwind

colors: {
  custom: {
    50: '#785a84',
    500: '#421b53',
    950: '#000000',
  },
}

SCSS

$custom: #421b53;
$custom-light: #785a84;
$custom-dark: #000000;

JSON

{
  "hex": "#421b53",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 83
  },
  "hsl": {
    "h": 281.786,
    "s": 50.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.30758,
    "c": 0.10302,
    "h": 314.1
  },
  "luminance": 0.02567
}

Semantic roles & 50–950 ramp

primary

#421B53

secondary

#578941

accent

#DA4D78

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421B53

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

Preview Lab → · Contrast checker → · Palette generator →