#421EA8#421EA8

#421EA8 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 39.0% C 0.199 H 284.2°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#421EA8
RGB	rgb(66, 30, 168)
HSL	hsl(256, 70%, 39%)
HSV	hsv(256, 82%, 66%)
CMYK	cmyk(60.7%, 82.1%, 0%, 34.1%)
CIE-LAB	lab(26.49, 51.14, -66.90)
CIE-LCH	lch(26.49, 84.21, 307.40°)
OKLab	oklab(38.96% 0.0489 -0.1929)
OKLCH	oklch(38.96% 0.199 284.2)
XYZ	xyz(9.7768, 4.9133, 37.4714)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421EA8 #84A81E

analogous

#1E3FA8 #421EA8 #871EA8

triadic

#421EA8 #A8421E #1EA842

tetradic

#421EA8 #A81E3F #84A81E #1EA887

square

#421EA8 #A81E3F #84A81E #1EA887

split-complementary

#421EA8 #A8871E #3FA81E

monochromatic

#190B40 #2E1574 #421EA8 #582AD9 #815EE2

Accessibility & contrast

On white

10.59

#421EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#421EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421EA8

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421EA8	#FFFFFF	#000000	##FFFFFF
##421EA8	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#003AA6

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #421ea8;
/* rgb */ color: rgb(66, 30, 168);
/* oklch */ color: oklch(39.0% 0.199 284.2);

Tailwind

colors: {
  custom: {
    50: '#8460c3',
    500: '#421ea8',
    950: '#000000',
  },
}

SCSS

$custom: #421ea8;
$custom-light: #8460c3;
$custom-dark: #000000;

JSON

{
  "hex": "#421ea8",
  "rgb": {
    "r": 66,
    "g": 30,
    "b": 168
  },
  "hsl": {
    "h": 255.652,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38956,
    "c": 0.19897,
    "h": 284.2
  },
  "luminance": 0.04914
}

Semantic roles & 50–950 ramp

primary

#421EA8

secondary

#ABC75B

accent

#ED3BBE

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #421EA8

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

Preview Lab → · Contrast checker → · Palette generator →