#421C5D#421C5D

#421C5D is a dark, moderate violet. Relative luminance 0.028; OKLCH L 31.7% C 0.113 H 308.1°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#421C5D
RGB	rgb(66, 28, 93)
HSL	hsl(275, 54%, 24%)
HSV	hsv(275, 70%, 36%)
CMYK	cmyk(29%, 69.9%, 0%, 63.5%)
CIE-LAB	lab(19.14, 31.25, -31.56)
CIE-LCH	lch(19.14, 44.41, 314.72°)
OKLab	oklab(31.65% 0.0699 -0.0892)
OKLCH	oklch(31.65% 0.113 308.1)
XYZ	xyz(4.6374, 2.7791, 10.6459)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C5D #375D1C

analogous

#211C5D #421C5D #5D1C57

triadic

#421C5D #5D421C #1C5D42

tetradic

#421C5D #5D211C #375D1C #1C575D

square

#421C5D #5D211C #375D1C #1C575D

split-complementary

#421C5D #575D1C #1C5D21

monochromatic

#110718 #210E2E #421C5D #632A8C #8538BB

Accessibility & contrast

On white

13.50

#421C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#421C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C5D

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C5D	#FFFFFF	#000000	##FFFFFF
##421C5D	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5F

Deuteranopia (green-blind)

#102F5C

Tritanopia (blue-blind)

#3E2A39

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #421c5d;
/* rgb */ color: rgb(66, 28, 93);
/* oklch */ color: oklch(31.7% 0.113 308.1);

Tailwind

colors: {
  custom: {
    50: '#795b8b',
    500: '#421c5d',
    950: '#000000',
  },
}

SCSS

$custom: #421c5d;
$custom-light: #795b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#421c5d",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 93
  },
  "hsl": {
    "h": 275.077,
    "s": 53.719,
    "l": 23.725
  },
  "oklch": {
    "l": 0.31651,
    "c": 0.11337,
    "h": 308.1
  },
  "luminance": 0.02779
}

Semantic roles & 50–950 ramp

primary

#421C5D

secondary

#649242

accent

#DD4B88

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421C5D

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

Preview Lab → · Contrast checker → · Palette generator →