#421B7F#421B7F

#421B7F is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.5% C 0.155 H 294.5°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#421B7F
RGB	rgb(66, 27, 127)
HSL	hsl(263, 65%, 30%)
HSV	hsv(263, 79%, 50%)
CMYK	cmyk(48%, 78.7%, 0%, 50.2%)
CIE-LAB	lab(21.85, 40.99, -49.19)
CIE-LCH	lch(21.85, 64.03, 309.80°)
OKLab	oklab(34.48% 0.0643 -0.141)
OKLCH	oklch(34.48% 0.155 294.5)
XYZ	xyz(6.4684, 3.4742, 20.4043)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B7F #587F1B

analogous

#1B267F #421B7F #741B7F

triadic

#421B7F #7F421B #1B7F42

tetradic

#421B7F #7F1B26 #587F1B #1B7F74

square

#421B7F #7F1B26 #587F1B #1B7F74

split-complementary

#421B7F #7F741B #267F1B

monochromatic

#0E061A #28104D #421B7F #5C26B1 #7A3ED6

Accessibility & contrast

On white

12.39

#421B7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#421B7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B7F

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B7F	#FFFFFF	#000000	##FFFFFF
##421B7F	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003582

Deuteranopia (green-blind)

#00337D

Tritanopia (blue-blind)

#30364C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421b7f;
/* rgb */ color: rgb(66, 27, 127);
/* oklch */ color: oklch(34.5% 0.155 294.5);

Tailwind

colors: {
  custom: {
    50: '#7d5ca5',
    500: '#421b7f',
    950: '#000000',
  },
}

SCSS

$custom: #421b7f;
$custom-light: #7d5ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#421b7f",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 127
  },
  "hsl": {
    "h": 263.4,
    "s": 64.935,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34482,
    "c": 0.15499,
    "h": 294.5
  },
  "luminance": 0.03474
}

Semantic roles & 50–950 ramp

primary

#421B7F

secondary

#87B343

accent

#E840A6

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B7F

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

Preview Lab → · Contrast checker → · Palette generator →