#421BA0#421BA0

#421BA0 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.192 H 286.1°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#421BA0
RGB	rgb(66, 27, 160)
HSL	hsl(258, 71%, 37%)
HSV	hsv(258, 83%, 63%)
CMYK	cmyk(58.8%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(25.20, 50.17, -64.18)
CIE-LCH	lch(25.20, 81.46, 308.01°)
OKLab	oklab(37.81% 0.0534 -0.1849)
OKLCH	oklch(37.81% 0.192 286.1)
XYZ	xyz(8.9819, 4.4796, 33.6423)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421BA0 #79A01B

analogous

#1B37A0 #421BA0 #851BA0

triadic

#421BA0 #A0421B #1BA042

tetradic

#421BA0 #A01B37 #79A01B #1BA085

square

#421BA0 #A01B37 #79A01B #1BA085

split-complementary

#421BA0 #A0851B #37A01B

monochromatic

#170937 #2C126C #421BA0 #5824D4 #7D53E2

Accessibility & contrast

On white

11.08

#421BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#421BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421BA0

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421BA0	#FFFFFF	#000000	##FFFFFF
##421BA0	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	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: #421ba0;
/* rgb */ color: rgb(66, 27, 160);
/* oklch */ color: oklch(37.8% 0.192 286.1);

Tailwind

colors: {
  custom: {
    50: '#835ebd',
    500: '#421ba0',
    950: '#000000',
  },
}

SCSS

$custom: #421ba0;
$custom-light: #835ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#421ba0",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 257.594,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37814,
    "c": 0.19242,
    "h": 286.1
  },
  "luminance": 0.0448
}

Semantic roles & 50–950 ramp

primary

#421BA0

secondary

#A3C552

accent

#EE3AB9

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #421BA0

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

Preview Lab → · Contrast checker → · Palette generator →