#421C7E#421C7E

#421C7E is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.5% C 0.153 H 294.6°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#421C7E
RGB	rgb(66, 28, 126)
HSL	hsl(263, 64%, 30%)
HSV	hsv(263, 78%, 49%)
CMYK	cmyk(47.6%, 77.8%, 0%, 50.6%)
CIE-LAB	lab(21.93, 40.23, -48.43)
CIE-LCH	lch(21.93, 62.96, 309.71°)
OKLab	oklab(34.51% 0.0637 -0.1388)
OKLCH	oklch(34.51% 0.153 294.6)
XYZ	xyz(6.4269, 3.4949, 20.0706)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C7E #587E1C

analogous

#1C277E #421C7E #731C7E

triadic

#421C7E #7E421C #1C7E42

tetradic

#421C7E #7E1C27 #587E1C #1C7E73

square

#421C7E #7E1C27 #587E1C #1C7E73

split-complementary

#421C7E #7E731C #277E1C

monochromatic

#0E061A #28114C #421C7E #5C27B0 #7A40D5

Accessibility & contrast

On white

12.36

#421C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#421C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C7E

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C7E	#FFFFFF	#000000	##FFFFFF
##421C7E	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00337C

Tritanopia (blue-blind)

#31364C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421c7e;
/* rgb */ color: rgb(66, 28, 126);
/* oklch */ color: oklch(34.5% 0.153 294.6);

Tailwind

colors: {
  custom: {
    50: '#7d5da4',
    500: '#421c7e',
    950: '#000000',
  },
}

SCSS

$custom: #421c7e;
$custom-light: #7d5da4;
$custom-dark: #000000;

JSON

{
  "hex": "#421c7e",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 126
  },
  "hsl": {
    "h": 263.265,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34506,
    "c": 0.15272,
    "h": 294.6
  },
  "luminance": 0.03495
}

Semantic roles & 50–950 ramp

primary

#421C7E

secondary

#87B244

accent

#E741A6

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421C7E

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

Preview Lab → · Contrast checker → · Palette generator →