#421B7E#421B7E

#421B7E is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.154 H 294.8°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#421B7E
RGB	rgb(66, 27, 126)
HSL	hsl(264, 65%, 30%)
HSV	hsv(264, 79%, 49%)
CMYK	cmyk(47.6%, 78.6%, 0%, 50.6%)
CIE-LAB	lab(21.76, 40.71, -48.71)
CIE-LCH	lch(21.76, 63.48, 309.89°)
OKLab	oklab(34.39% 0.0646 -0.1396)
OKLCH	oklch(34.39% 0.154 294.8)
XYZ	xyz(6.4036, 3.4483, 20.0628)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B7E #577E1B

analogous

#1B267E #421B7E #731B7E

triadic

#421B7E #7E421B #1B7E42

tetradic

#421B7E #7E1B26 #577E1B #1B7E73

square

#421B7E #7E1B26 #577E1B #1B7E73

split-complementary

#421B7E #7E731B #267E1B

monochromatic

#0D0519 #28104C #421B7E #5C26B0 #7A3ED6

Accessibility & contrast

On white

12.43

#421B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#421B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B7E

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B7E	#FFFFFF	#000000	##FFFFFF
##421B7E	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00337C

Tritanopia (blue-blind)

#31364B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421b7e;
/* rgb */ color: rgb(66, 27, 126);
/* oklch */ color: oklch(34.4% 0.154 294.8);

Tailwind

colors: {
  custom: {
    50: '#7d5ca4',
    500: '#421b7e',
    950: '#000000',
  },
}

SCSS

$custom: #421b7e;
$custom-light: #7d5ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#421b7e",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 126
  },
  "hsl": {
    "h": 263.636,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.34387,
    "c": 0.15383,
    "h": 294.8
  },
  "luminance": 0.03448
}

Semantic roles & 50–950 ramp

primary

#421B7E

secondary

#86B243

accent

#E840A6

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B7E

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

Preview Lab → · Contrast checker → · Palette generator →