#421C4E#421C4E

#421C4E is a dark, moderate purple. Relative luminance 0.025; OKLCH L 30.6% C 0.095 H 317.4°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#421C4E
RGB	rgb(66, 28, 78)
HSL	hsl(286, 47%, 21%)
HSV	hsv(286, 64%, 31%)
CMYK	cmyk(15.4%, 64.1%, 0%, 69.4%)
CIE-LAB	lab(18.09, 27.50, -23.14)
CIE-LCH	lch(18.09, 35.94, 319.91°)
OKLab	oklab(30.56% 0.0702 -0.0646)
OKLCH	oklch(30.56% 0.095 317.4)
XYZ	xyz(4.0370, 2.5390, 7.4837)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C4E #284E1C

analogous

#291C4E #421C4E #4E1C41

triadic

#421C4E #4E421C #1C4E42

tetradic

#421C4E #4E291C #284E1C #1C414E

square

#421C4E #4E291C #284E1C #1C414E

split-complementary

#421C4E #414E1C #1C4E29

monochromatic

#130817 #1C0C21 #421C4E #682C7B #8E3CA8

Accessibility & contrast

On white

13.93

#421C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#421C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C4E

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C4E	#FFFFFF	#000000	##FFFFFF
##421C4E	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2A50

Deuteranopia (green-blind)

#1E2D4D

Tritanopia (blue-blind)

#422432

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #421c4e;
/* rgb */ color: rgb(66, 28, 78);
/* oklch */ color: oklch(30.6% 0.095 317.4);

Tailwind

colors: {
  custom: {
    50: '#785a80',
    500: '#421c4e',
    950: '#000000',
  },
}

SCSS

$custom: #421c4e;
$custom-light: #785a80;
$custom-dark: #000000;

JSON

{
  "hex": "#421c4e",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 78
  },
  "hsl": {
    "h": 285.6,
    "s": 47.17,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3056,
    "c": 0.09538,
    "h": 317.4
  },
  "luminance": 0.02539
}

Semantic roles & 50–950 ramp

primary

#421C4E

secondary

#528442

accent

#D75171

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09040A

muted

#7B797C

Preview Lab

Preview with #421C4E

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

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