#421F8A#421F8A

#421F8A is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.0% C 0.164 H 290.7°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#421F8A
RGB	rgb(66, 31, 138)
HSL	hsl(260, 63%, 33%)
HSV	hsv(260, 78%, 54%)
CMYK	cmyk(52.2%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(23.58, 42.15, -53.27)
CIE-LCH	lch(23.58, 67.93, 308.35°)
OKLab	oklab(36.02% 0.0577 -0.153)
OKLCH	oklch(36.02% 0.164 290.7)
XYZ	xyz(7.3229, 3.9729, 24.4208)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F8A #678A1F

analogous

#1F318A #421F8A #771F8A

triadic

#421F8A #8A421F #1F8A42

tetradic

#421F8A #8A1F31 #678A1F #1F8A77

square

#421F8A #8A1F31 #678A1F #1F8A77

split-complementary

#421F8A #8A771F #318A1F

monochromatic

#120926 #2A1458 #421F8A #5A2ABC #7A4CD7

Accessibility & contrast

On white

11.70

#421F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#421F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F8A

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F8A	#FFFFFF	#000000	##FFFFFF
##421F8A	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003688

Tritanopia (blue-blind)

#293D53

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #421f8a;
/* rgb */ color: rgb(66, 31, 138);
/* oklch */ color: oklch(36.0% 0.164 290.7);

Tailwind

colors: {
  custom: {
    50: '#7f5fad',
    500: '#421f8a',
    950: '#000000',
  },
}

SCSS

$custom: #421f8a;
$custom-light: #7f5fad;
$custom-dark: #000000;

JSON

{
  "hex": "#421f8a",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 259.626,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36017,
    "c": 0.16355,
    "h": 290.7
  },
  "luminance": 0.03973
}

Semantic roles & 50–950 ramp

primary

#421F8A

secondary

#95BA4B

accent

#E641B0

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #421F8A

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

Preview Lab → · Contrast checker → · Palette generator →