#421C8C#421C8C

#421C8C is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.9% C 0.169 H 290.6°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#421C8C
RGB	rgb(66, 28, 140)
HSL	hsl(260, 67%, 33%)
HSV	hsv(260, 80%, 55%)
CMYK	cmyk(52.9%, 80%, 0%, 45.1%)
CIE-LAB	lab(23.28, 44.15, -55.02)
CIE-LCH	lch(23.28, 70.54, 308.74°)
OKLab	oklab(35.86% 0.0595 -0.1581)
OKLCH	oklch(35.86% 0.169 290.6)
XYZ	xyz(7.3943, 3.8819, 25.1655)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C8C #668C1C

analogous

#1C2E8C #421C8C #7A1C8C

triadic

#421C8C #8C421C #1C8C42

tetradic

#421C8C #8C1C2E #668C1C #1C8C7A

square

#421C8C #8C1C2E #668C1C #1C8C7A

split-complementary

#421C8C #8C7A1C #2E8C1C

monochromatic

#120826 #2A1259 #421C8C #5A26BF #7A48DA

Accessibility & contrast

On white

11.82

#421C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#421C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C8C

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C8C	#FFFFFF	#000000	##FFFFFF
##421C8C	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398F

Deuteranopia (green-blind)

#00358A

Tritanopia (blue-blind)

#273C54

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #421c8c;
/* rgb */ color: rgb(66, 28, 140);
/* oklch */ color: oklch(35.9% 0.169 290.6);

Tailwind

colors: {
  custom: {
    50: '#7f5daf',
    500: '#421c8c',
    950: '#000000',
  },
}

SCSS

$custom: #421c8c;
$custom-light: #7f5daf;
$custom-dark: #000000;

JSON

{
  "hex": "#421c8c",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 140
  },
  "hsl": {
    "h": 260.357,
    "s": 66.667,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35863,
    "c": 0.16895,
    "h": 290.6
  },
  "luminance": 0.03882
}

Semantic roles & 50–950 ramp

primary

#421C8C

secondary

#95BC48

accent

#EA3EAF

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #421C8C

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

Preview Lab → · Contrast checker → · Palette generator →