#421A5A#421A5A

#421A5A is a dark, moderate violet. Relative luminance 0.026; OKLCH L 31.1% C 0.113 H 310.1°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#421A5A
RGB	rgb(66, 26, 90)
HSL	hsl(278, 55%, 23%)
HSV	hsv(278, 71%, 35%)
CMYK	cmyk(26.7%, 71.1%, 0%, 64.7%)
CIE-LAB	lab(18.52, 31.57, -30.55)
CIE-LCH	lch(18.52, 43.93, 315.94°)
OKLab	oklab(31.14% 0.0728 -0.0863)
OKLCH	oklch(31.14% 0.113 310.1)
XYZ	xyz(4.4613, 2.6353, 9.9445)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Plum Purple

#4E0550

ΔE00 5.45

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421A5A #325A1A

analogous

#221A5A #421A5A #5A1A52

triadic

#421A5A #5A421A #1A5A42

tetradic

#421A5A #5A221A #325A1A #1A525A

square

#421A5A #5A221A #325A1A #1A525A

split-complementary

#421A5A #525A1A #1A5A22

monochromatic

#110718 #1F0C2B #421A5A #652889 #8835B9

Accessibility & contrast

On white

13.75

#421A5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#421A5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421A5A

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421A5A	#FFFFFF	#000000	##FFFFFF
##421A5A	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5C

Deuteranopia (green-blind)

#112E59

Tritanopia (blue-blind)

#3F2737

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #421a5a;
/* rgb */ color: rgb(66, 26, 90);
/* oklch */ color: oklch(31.1% 0.113 310.1);

Tailwind

colors: {
  custom: {
    50: '#795a89',
    500: '#421a5a',
    950: '#000000',
  },
}

SCSS

$custom: #421a5a;
$custom-light: #795a89;
$custom-dark: #000000;

JSON

{
  "hex": "#421a5a",
  "rgb": {
    "r": 66,
    "g": 26,
    "b": 90
  },
  "hsl": {
    "h": 277.5,
    "s": 55.172,
    "l": 22.745
  },
  "oklch": {
    "l": 0.31136,
    "c": 0.11288,
    "h": 310.1
  },
  "luminance": 0.02635
}

Semantic roles & 50–950 ramp

primary

#421A5A

secondary

#5E9040

accent

#DF4981

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #421A5A

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

Preview Lab → · Contrast checker → · Palette generator →