#421C3C#421C3C

#421C3C is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.5% C 0.075 H 333.6°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#421C3C
RGB	rgb(66, 28, 60)
HSL	hsl(309, 40%, 18%)
HSV	hsv(309, 58%, 26%)
CMYK	cmyk(0%, 57.6%, 9.1%, 74.1%)
CIE-LAB	lab(17.06, 23.48, -12.34)
CIE-LCH	lch(17.06, 26.53, 332.28°)
OKLab	oklab(29.46% 0.0675 -0.0335)
OKLCH	oklch(29.46% 0.075 333.6)
XYZ	xyz(3.4776, 2.3152, 4.5378)
Luminance	0.0232 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C3C #1C4222

analogous

#351C42 #421C3C #421C29

triadic

#421C3C #3C421C #1C3C42

tetradic

#421C3C #42351C #1C4222 #1C2942

square

#421C3C #42351C #1C4222 #1C2942

split-complementary

#421C3C #29421C #1C4235

monochromatic

#150914 #170A15 #421C3C #6D2E63 #98408A

Accessibility & contrast

On white

14.35

#421C3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#421C3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C3C

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C3C	#FFFFFF	#000000	##FFFFFF
##421C3C	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B273D

Deuteranopia (green-blind)

#262C3B

Tritanopia (blue-blind)

#451E29

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #421c3c;
/* rgb */ color: rgb(66, 28, 60);
/* oklch */ color: oklch(29.5% 0.075 333.6);

Tailwind

colors: {
  custom: {
    50: '#785a71',
    500: '#421c3c',
    950: '#000000',
  },
}

SCSS

$custom: #421c3c;
$custom-light: #785a71;
$custom-dark: #000000;

JSON

{
  "hex": "#421c3c",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 60
  },
  "hsl": {
    "h": 309.474,
    "s": 40.426,
    "l": 18.431
  },
  "oklch": {
    "l": 0.29464,
    "c": 0.07537,
    "h": 333.6
  },
  "luminance": 0.02315
}

Semantic roles & 50–950 ramp

primary

#421C3C

secondary

#43774B

accent

#D06B58

background

#F7F5F6

surface

#EDE9EC

border

#C8C5C7

text

#090407

muted

#7B797A

Preview Lab

Preview with #421C3C

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

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