#421F5B#421F5B

#421F5B is a dark, moderate violet. Relative luminance 0.029; OKLCH L 31.9% C 0.106 H 308.4°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#421F5B
RGB	rgb(66, 31, 91)
HSL	hsl(275, 49%, 24%)
HSV	hsv(275, 66%, 36%)
CMYK	cmyk(27.5%, 65.9%, 0%, 64.3%)
CIE-LAB	lab(19.61, 29.03, -29.46)
CIE-LCH	lch(19.61, 41.36, 314.58°)
OKLab	oklab(31.95% 0.066 -0.0831)
OKLCH	oklch(31.95% 0.106 308.4)
XYZ	xyz(4.6247, 2.8936, 10.2104)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F5B #385B1F

analogous

#241F5B #421F5B #5B1F56

triadic

#421F5B #5B421F #1F5B42

tetradic

#421F5B #5B241F #385B1F #1F565B

square

#421F5B #5B241F #385B1F #1F565B

split-complementary

#421F5B #565B1F #1F5B24

monochromatic

#110817 #210F2D #421F5B #632F89 #843EB6

Accessibility & contrast

On white

13.30

#421F5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#421F5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F5B

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F5B	#FFFFFF	#000000	##FFFFFF
##421F5B	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#042E5D

Deuteranopia (green-blind)

#16305A

Tritanopia (blue-blind)

#3E2B39

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #421f5b;
/* rgb */ color: rgb(66, 31, 91);
/* oklch */ color: oklch(31.9% 0.106 308.4);

Tailwind

colors: {
  custom: {
    50: '#795d8a',
    500: '#421f5b',
    950: '#000000',
  },
}

SCSS

$custom: #421f5b;
$custom-light: #795d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#421f5b",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 91
  },
  "hsl": {
    "h": 275,
    "s": 49.18,
    "l": 23.922
  },
  "oklch": {
    "l": 0.31949,
    "c": 0.1061,
    "h": 308.4
  },
  "luminance": 0.02894
}

Semantic roles & 50–950 ramp

primary

#421F5B

secondary

#659046

accent

#D94F88

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421F5B

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

Preview Lab → · Contrast checker → · Palette generator →