#421B7C#421B7C

#421B7C is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.152 H 295.5°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#421B7C
RGB	rgb(66, 27, 124)
HSL	hsl(264, 64%, 30%)
HSV	hsv(264, 78%, 49%)
CMYK	cmyk(46.8%, 78.2%, 0%, 51.4%)
CIE-LAB	lab(21.57, 40.15, -47.75)
CIE-LCH	lch(21.57, 62.39, 310.06°)
OKLab	oklab(34.2% 0.0651 -0.1368)
OKLCH	oklch(34.2% 0.152 295.5)
XYZ	xyz(6.2758, 3.3972, 19.3899)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B7C #557C1B

analogous

#1B247C #421B7C #731B7C

triadic

#421B7C #7C421B #1B7C42

tetradic

#421B7C #7C1B24 #557C1B #1B7C73

square

#421B7C #7C1B24 #557C1B #1B7C73

split-complementary

#421B7C #7C731B #247C1B

monochromatic

#0D0519 #27104A #421B7C #5D26AE #7A3DD5

Accessibility & contrast

On white

12.50

#421B7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#421B7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B7C

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B7C	#FFFFFF	#000000	##FFFFFF
##421B7C	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347F

Deuteranopia (green-blind)

#00327A

Tritanopia (blue-blind)

#32354A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421b7c;
/* rgb */ color: rgb(66, 27, 124);
/* oklch */ color: oklch(34.2% 0.152 295.5);

Tailwind

colors: {
  custom: {
    50: '#7d5ca3',
    500: '#421b7c',
    950: '#000000',
  },
}

SCSS

$custom: #421b7c;
$custom-light: #7d5ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#421b7c",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 124
  },
  "hsl": {
    "h": 264.124,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34198,
    "c": 0.15151,
    "h": 295.5
  },
  "luminance": 0.03397
}

Semantic roles & 50–950 ramp

primary

#421B7C

secondary

#84B043

accent

#E741A4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B7C

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

Preview Lab → · Contrast checker → · Palette generator →