#421B97#421B97

#421B97 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.182 H 288.1°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#421B97
RGB	rgb(66, 27, 151)
HSL	hsl(259, 70%, 35%)
HSV	hsv(259, 82%, 59%)
CMYK	cmyk(56.3%, 82.1%, 0%, 40.8%)
CIE-LAB	lab(24.25, 47.67, -60.24)
CIE-LCH	lch(24.25, 76.82, 308.36°)
OKLab	oklab(36.87% 0.0565 -0.1734)
OKLCH	oklch(36.87% 0.182 288.1)
XYZ	xyz(8.2230, 4.1761, 29.6449)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B97 #70971B

analogous

#1B3297 #421B97 #801B97

triadic

#421B97 #97421B #1B9742

tetradic

#421B97 #971B32 #70971B #1B9780

square

#421B97 #971B32 #70971B #1B9780

split-complementary

#421B97 #97801B #32971B

monochromatic

#15082F #2B1263 #421B97 #5924CB #7B4DDF

Accessibility & contrast

On white

11.44

#421B97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#421B97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B97

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B97	#FFFFFF	#000000	##FFFFFF
##421B97	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9A

Deuteranopia (green-blind)

#003695

Tritanopia (blue-blind)

#1D405A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #421b97;
/* rgb */ color: rgb(66, 27, 151);
/* oklch */ color: oklch(36.9% 0.182 288.1);

Tailwind

colors: {
  custom: {
    50: '#815eb7',
    500: '#421b97',
    950: '#000000',
  },
}

SCSS

$custom: #421b97;
$custom-light: #815eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#421b97",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 151
  },
  "hsl": {
    "h": 258.871,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36873,
    "c": 0.18236,
    "h": 288.1
  },
  "luminance": 0.04176
}

Semantic roles & 50–950 ramp

primary

#421B97

secondary

#9DC14C

accent

#EC3BB5

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421B97

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

Preview Lab → · Contrast checker → · Palette generator →