#421C97#421C97

#421C97 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.181 H 287.9°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#421C97
RGB	rgb(66, 28, 151)
HSL	hsl(259, 69%, 35%)
HSV	hsv(259, 81%, 59%)
CMYK	cmyk(56.3%, 81.5%, 0%, 40.8%)
CIE-LAB	lab(24.39, 47.23, -59.99)
CIE-LCH	lch(24.39, 76.36, 308.22°)
OKLab	oklab(36.98% 0.0559 -0.1727)
OKLCH	oklch(36.98% 0.181 287.9)
XYZ	xyz(8.2463, 4.2227, 29.6527)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C97 #71971C

analogous

#1C3397 #421C97 #801C97

triadic

#421C97 #97421C #1C9742

tetradic

#421C97 #971C33 #71971C #1C9780

square

#421C97 #971C33 #71971C #1C9780

split-complementary

#421C97 #97801C #33971C

monochromatic

#150930 #2B1263 #421C97 #5926CB #7B4FDE

Accessibility & contrast

On white

11.38

#421C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#421C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C97

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C97	#FFFFFF	#000000	##FFFFFF
##421C97	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9A

Deuteranopia (green-blind)

#003795

Tritanopia (blue-blind)

#1D415A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #421c97;
/* rgb */ color: rgb(66, 28, 151);
/* oklch */ color: oklch(37.0% 0.181 287.9);

Tailwind

colors: {
  custom: {
    50: '#815eb7',
    500: '#421c97',
    950: '#000000',
  },
}

SCSS

$custom: #421c97;
$custom-light: #815eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#421c97",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 151
  },
  "hsl": {
    "h": 258.537,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36976,
    "c": 0.18149,
    "h": 287.9
  },
  "luminance": 0.04223
}

Semantic roles & 50–950 ramp

primary

#421C97

secondary

#9DC14E

accent

#EC3CB5

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421C97

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

Preview Lab → · Contrast checker → · Palette generator →