#421CA0#421CA0

#421CA0 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.9% C 0.192 H 286.0°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#421CA0
RGB	rgb(66, 28, 160)
HSL	hsl(257, 70%, 37%)
HSV	hsv(257, 83%, 63%)
CMYK	cmyk(58.8%, 82.5%, 0%, 37.3%)
CIE-LAB	lab(25.34, 49.75, -63.94)
CIE-LCH	lch(25.34, 81.02, 307.88°)
OKLab	oklab(37.91% 0.0528 -0.1842)
OKLCH	oklch(37.91% 0.192 286)
XYZ	xyz(9.0053, 4.5263, 33.6500)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421CA0 #7AA01C

analogous

#1C38A0 #421CA0 #841CA0

triadic

#421CA0 #A0421C #1CA042

tetradic

#421CA0 #A01C38 #7AA01C #1CA084

square

#421CA0 #A01C38 #7AA01C #1CA084

split-complementary

#421CA0 #A0841C #38A01C

monochromatic

#170A38 #2D136C #421CA0 #5725D4 #7D55E1

Accessibility & contrast

On white

11.02

#421CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#421CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421CA0

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421CA0	#FFFFFF	#000000	##FFFFFF
##421CA0	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00389E

Tritanopia (blue-blind)

#0F445F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #421ca0;
/* rgb */ color: rgb(66, 28, 160);
/* oklch */ color: oklch(37.9% 0.192 286.0);

Tailwind

colors: {
  custom: {
    50: '#825fbd',
    500: '#421ca0',
    950: '#000000',
  },
}

SCSS

$custom: #421ca0;
$custom-light: #825fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#421ca0",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 160
  },
  "hsl": {
    "h": 257.273,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37912,
    "c": 0.19162,
    "h": 286
  },
  "luminance": 0.04527
}

Semantic roles & 50–950 ramp

primary

#421CA0

secondary

#A4C453

accent

#ED3BBA

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #421CA0

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

Preview Lab → · Contrast checker → · Palette generator →