#421C71#421C71

#421C71 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.3% C 0.137 H 299.1°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#421C71
RGB	rgb(66, 28, 113)
HSL	hsl(267, 60%, 28%)
HSV	hsv(267, 75%, 44%)
CMYK	cmyk(41.6%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(20.75, 36.62, -42.03)
CIE-LCH	lch(20.75, 55.75, 311.07°)
OKLab	oklab(33.32% 0.0669 -0.12)
OKLCH	oklch(33.32% 0.137 299.1)
XYZ	xyz(5.6419, 3.1809, 15.9363)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C71 #4B711C

analogous

#1C2071 #421C71 #6D1C71

triadic

#421C71 #71421C #1C7142

tetradic

#421C71 #711C20 #4B711C #1C716D

square

#421C71 #711C20 #4B711C #1C716D

split-complementary

#421C71 #716D1C #20711C

monochromatic

#0E0619 #251040 #421C71 #5F28A2 #7C39CE

Accessibility & contrast

On white

12.83

#421C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#421C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C71

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C71	#FFFFFF	#000000	##FFFFFF
##421C71	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003273

Deuteranopia (green-blind)

#00316F

Tritanopia (blue-blind)

#373144

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #421c71;
/* rgb */ color: rgb(66, 28, 113);
/* oklch */ color: oklch(33.3% 0.137 299.1);

Tailwind

colors: {
  custom: {
    50: '#7b5c9b',
    500: '#421c71',
    950: '#000000',
  },
}

SCSS

$custom: #421c71;
$custom-light: #7b5c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#421c71",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 266.824,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33317,
    "c": 0.13739,
    "h": 299.1
  },
  "luminance": 0.03181
}

Semantic roles & 50–950 ramp

primary

#421C71

secondary

#7AA643

accent

#E3449C

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C71

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

Preview Lab → · Contrast checker → · Palette generator →