#421D8C#421D8C

#421D8C is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.0% C 0.168 H 290.5°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#421D8C
RGB	rgb(66, 29, 140)
HSL	hsl(260, 66%, 33%)
HSV	hsv(260, 79%, 55%)
CMYK	cmyk(52.9%, 79.3%, 0%, 45.1%)
CIE-LAB	lab(23.44, 43.68, -54.75)
CIE-LCH	lch(23.44, 70.04, 308.58°)
OKLab	oklab(35.98% 0.0587 -0.1573)
OKLCH	oklch(35.98% 0.168 290.5)
XYZ	xyz(7.4184, 3.9301, 25.1736)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D8C #678C1D

analogous

#1D2F8C #421D8C #791D8C

triadic

#421D8C #8C421D #1D8C42

tetradic

#421D8C #8C1D2F #678C1D #1D8C79

square

#421D8C #8C1D2F #678C1D #1D8C79

split-complementary

#421D8C #8C791D #2F8C1D

monochromatic

#120827 #2A1259 #421D8C #5A28BF #7A4AD9

Accessibility & contrast

On white

11.76

#421D8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#421D8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D8C

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D8C	#FFFFFF	#000000	##FFFFFF
##421D8C	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8F

Deuteranopia (green-blind)

#00358A

Tritanopia (blue-blind)

#273C54

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #421d8c;
/* rgb */ color: rgb(66, 29, 140);
/* oklch */ color: oklch(36.0% 0.168 290.5);

Tailwind

colors: {
  custom: {
    50: '#7f5eaf',
    500: '#421d8c',
    950: '#000000',
  },
}

SCSS

$custom: #421d8c;
$custom-light: #7f5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#421d8c",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 140
  },
  "hsl": {
    "h": 260,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35976,
    "c": 0.16796,
    "h": 290.5
  },
  "luminance": 0.0393
}

Semantic roles & 50–950 ramp

primary

#421D8C

secondary

#95BC49

accent

#E93FB0

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #421D8C

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

Preview Lab → · Contrast checker → · Palette generator →