#421B7B#421B7B

#421B7B is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.1% C 0.150 H 295.8°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#421B7B
RGB	rgb(66, 27, 123)
HSL	hsl(264, 64%, 29%)
HSV	hsv(264, 78%, 48%)
CMYK	cmyk(46.3%, 78%, 0%, 51.8%)
CIE-LAB	lab(21.48, 39.88, -47.26)
CIE-LCH	lch(21.48, 61.84, 310.16°)
OKLab	oklab(34.1% 0.0654 -0.1354)
OKLCH	oklch(34.1% 0.15 295.8)
XYZ	xyz(6.2129, 3.3720, 19.0586)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B7B #547B1B

analogous

#1B247B #421B7B #721B7B

triadic

#421B7B #7B421B #1B7B42

tetradic

#421B7B #7B1B24 #547B1B #1B7B72

square

#421B7B #7B1B24 #547B1B #1B7B72

split-complementary

#421B7B #7B721B #247B1B

monochromatic

#0D0619 #271049 #421B7B #5D26AD #7A3CD4

Accessibility & contrast

On white

12.54

#421B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#421B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B7B

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B7B	#FFFFFF	#000000	##FFFFFF
##421B7B	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#32354A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421b7b;
/* rgb */ color: rgb(66, 27, 123);
/* oklch */ color: oklch(34.1% 0.150 295.8);

Tailwind

colors: {
  custom: {
    50: '#7d5ca2',
    500: '#421b7b',
    950: '#000000',
  },
}

SCSS

$custom: #421b7b;
$custom-light: #7d5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#421b7b",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 123
  },
  "hsl": {
    "h": 264.375,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.34104,
    "c": 0.15034,
    "h": 295.8
  },
  "luminance": 0.03372
}

Semantic roles & 50–950 ramp

primary

#421B7B

secondary

#83AF43

accent

#E741A3

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B7B

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

Preview Lab → · Contrast checker → · Palette generator →