#421B6A#421B6A

#421B6A is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.6% C 0.130 H 302.1°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#421B6A
RGB	rgb(66, 27, 106)
HSL	hsl(270, 59%, 26%)
HSV	hsv(270, 75%, 42%)
CMYK	cmyk(37.7%, 74.5%, 0%, 58.4%)
CIE-LAB	lab(19.97, 35.23, -38.76)
CIE-LCH	lch(19.97, 52.38, 312.27°)
OKLab	oklab(32.58% 0.0694 -0.1104)
OKLCH	oklch(32.58% 0.13 302.1)
XYZ	xyz(5.2396, 2.9827, 13.9326)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B6A #436A1B

analogous

#1B1C6A #421B6A #691B6A

triadic

#421B6A #6A421B #1B6A42

tetradic

#421B6A #6A1B1C #436A1B #1B6A69

square

#421B6A #6A1B1C #436A1B #1B6A69

split-complementary

#421B6A #6A691B #1C6A1B

monochromatic

#0F0618 #240F39 #421B6A #60279B #7F34CB

Accessibility & contrast

On white

13.15

#421B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#421B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B6A

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B6A	#FFFFFF	#000000	##FFFFFF
##421B6A	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306C

Deuteranopia (green-blind)

#003068

Tritanopia (blue-blind)

#3A2E40

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #421b6a;
/* rgb */ color: rgb(66, 27, 106);
/* oklch */ color: oklch(32.6% 0.130 302.1);

Tailwind

colors: {
  custom: {
    50: '#7a5b95',
    500: '#421b6a',
    950: '#000000',
  },
}

SCSS

$custom: #421b6a;
$custom-light: #7a5b95;
$custom-dark: #000000;

JSON

{
  "hex": "#421b6a",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 106
  },
  "hsl": {
    "h": 269.62,
    "s": 59.398,
    "l": 26.078
  },
  "oklch": {
    "l": 0.32576,
    "c": 0.13038,
    "h": 302.1
  },
  "luminance": 0.02983
}

Semantic roles & 50–950 ramp

primary

#421B6A

secondary

#719F42

accent

#E34595

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #421B6A

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

Preview Lab → · Contrast checker → · Palette generator →