#421B5F#421B5F

#421B5F is a dark, moderate violet. Relative luminance 0.028; OKLCH L 31.7% C 0.117 H 307.3°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#421B5F
RGB	rgb(66, 27, 95)
HSL	hsl(274, 56%, 24%)
HSV	hsv(274, 72%, 37%)
CMYK	cmyk(30.5%, 71.6%, 0%, 62.7%)
CIE-LAB	lab(19.09, 32.32, -32.96)
CIE-LCH	lch(19.09, 46.16, 314.44°)
OKLab	oklab(31.67% 0.071 -0.0933)
OKLCH	oklch(31.67% 0.117 307.3)
XYZ	xyz(4.7038, 2.7684, 11.1108)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B5F #385F1B

analogous

#201B5F #421B5F #5F1B5A

triadic

#421B5F #5F421B #1B5F42

tetradic

#421B5F #5F201B #385F1B #1B5A5F

square

#421B5F #5F201B #385F1B #1B5A5F

split-complementary

#421B5F #5A5F1B #1B5F20

monochromatic

#110718 #210D2F #421B5F #63298F #8436BE

Accessibility & contrast

On white

13.52

#421B5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#421B5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B5F

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B5F	#FFFFFF	#000000	##FFFFFF
##421B5F	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D61

Deuteranopia (green-blind)

#0B2F5E

Tritanopia (blue-blind)

#3D2A3A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #421b5f;
/* rgb */ color: rgb(66, 27, 95);
/* oklch */ color: oklch(31.7% 0.117 307.3);

Tailwind

colors: {
  custom: {
    50: '#795a8d',
    500: '#421b5f',
    950: '#000000',
  },
}

SCSS

$custom: #421b5f;
$custom-light: #795a8d;
$custom-dark: #000000;

JSON

{
  "hex": "#421b5f",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 95
  },
  "hsl": {
    "h": 274.412,
    "s": 55.738,
    "l": 23.922
  },
  "oklch": {
    "l": 0.31667,
    "c": 0.11729,
    "h": 307.3
  },
  "luminance": 0.02768
}

Semantic roles & 50–950 ramp

primary

#421B5F

secondary

#659541

accent

#DF4989

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421B5F

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

Preview Lab → · Contrast checker → · Palette generator →