#421C70#421C70

#421C70 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.2% C 0.136 H 299.5°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#421C70
RGB	rgb(66, 28, 112)
HSL	hsl(267, 60%, 27%)
HSV	hsv(267, 75%, 44%)
CMYK	cmyk(41.1%, 75%, 0%, 56.1%)
CIE-LAB	lab(20.67, 36.35, -41.53)
CIE-LCH	lch(20.67, 55.18, 311.19°)
OKLab	oklab(33.23% 0.0671 -0.1185)
OKLCH	oklch(33.23% 0.136 299.5)
XYZ	xyz(5.5859, 3.1585, 15.6415)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C70 #4A701C

analogous

#1C2070 #421C70 #6C1C70

triadic

#421C70 #70421C #1C7042

tetradic

#421C70 #701C20 #4A701C #1C706C

square

#421C70 #701C20 #4A701C #1C706C

split-complementary

#421C70 #706C1C #20701C

monochromatic

#0E0618 #25103F #421C70 #5F28A1 #7C39CD

Accessibility & contrast

On white

12.87

#421C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#421C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C70

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C70	#FFFFFF	#000000	##FFFFFF
##421C70	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003272

Deuteranopia (green-blind)

#00316E

Tritanopia (blue-blind)

#373144

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #421c70;
/* rgb */ color: rgb(66, 28, 112);
/* oklch */ color: oklch(33.2% 0.136 299.5);

Tailwind

colors: {
  custom: {
    50: '#7b5c9a',
    500: '#421c70',
    950: '#000000',
  },
}

SCSS

$custom: #421c70;
$custom-light: #7b5c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#421c70",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 112
  },
  "hsl": {
    "h": 267.143,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.33228,
    "c": 0.1362,
    "h": 299.5
  },
  "luminance": 0.03159
}

Semantic roles & 50–950 ramp

primary

#421C70

secondary

#79A543

accent

#E3459B

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C70

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

Preview Lab → · Contrast checker → · Palette generator →