#421B80#421B80

#421B80 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.156 H 294.2°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#421B80
RGB	rgb(66, 27, 128)
HSL	hsl(263, 65%, 30%)
HSV	hsv(263, 79%, 50%)
CMYK	cmyk(48.4%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(21.95, 41.26, -49.67)
CIE-LCH	lch(21.95, 64.57, 309.72°)
OKLab	oklab(34.58% 0.064 -0.1424)
OKLCH	oklch(34.58% 0.156 294.2)
XYZ	xyz(6.5339, 3.5004, 20.7493)
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

#421B80 #59801B

analogous

#1B2780 #421B80 #741B80

triadic

#421B80 #80421B #1B8042

tetradic

#421B80 #801B27 #59801B #1B8074

square

#421B80 #801B27 #59801B #1B8074

split-complementary

#421B80 #80741B #27801B

monochromatic

#0E061B #28104D #421B80 #5C26B3 #793FD6

Accessibility & contrast

On white

12.35

#421B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#421B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B80

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B80	#FFFFFF	#000000	##FFFFFF
##421B80	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003683

Deuteranopia (green-blind)

#00337E

Tritanopia (blue-blind)

#2F374D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #421b80;
/* rgb */ color: rgb(66, 27, 128);
/* oklch */ color: oklch(34.6% 0.156 294.2);

Tailwind

colors: {
  custom: {
    50: '#7d5ca6',
    500: '#421b80',
    950: '#000000',
  },
}

SCSS

$custom: #421b80;
$custom-light: #7d5ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#421b80",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 263.168,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34578,
    "c": 0.15615,
    "h": 294.2
  },
  "luminance": 0.03501
}

Semantic roles & 50–950 ramp

primary

#421B80

secondary

#88B443

accent

#E840A7

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B80

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

Preview Lab → · Contrast checker → · Palette generator →