#421C40#421C40

#421C40 is a dark, moderate purple. Relative luminance 0.024; OKLCH L 29.7% C 0.080 H 329.4°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#421C40
RGB	rgb(66, 28, 64)
HSL	hsl(303, 40%, 18%)
HSV	hsv(303, 58%, 26%)
CMYK	cmyk(0%, 57.6%, 3%, 74.1%)
CIE-LAB	lab(17.27, 24.32, -14.81)
CIE-LCH	lch(17.27, 28.47, 328.66°)
OKLab	oklab(29.69% 0.0684 -0.0405)
OKLCH	oklch(29.69% 0.08 329.4)
XYZ	xyz(3.5874, 2.3591, 5.1159)
Luminance	0.0236 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C40 #1C421E

analogous

#311C42 #421C40 #421C2D

triadic

#421C40 #40421C #1C4042

tetradic

#421C40 #42311C #1C421E #1C2D42

square

#421C40 #42311C #1C421E #1C2D42

split-complementary

#421C40 #2D421C #1C4231

monochromatic

#150915 #170A16 #421C40 #6D2E6A #984093

Accessibility & contrast

On white

14.27

#421C40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#421C40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C40

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C40	#FFFFFF	#000000	##FFFFFF
##421C40	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#192741

Deuteranopia (green-blind)

#252C3F

Tritanopia (blue-blind)

#44202B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #421c40;
/* rgb */ color: rgb(66, 28, 64);
/* oklch */ color: oklch(29.7% 0.080 329.4);

Tailwind

colors: {
  custom: {
    50: '#785a75',
    500: '#421c40',
    950: '#000000',
  },
}

SCSS

$custom: #421c40;
$custom-light: #785a75;
$custom-dark: #000000;

JSON

{
  "hex": "#421c40",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 64
  },
  "hsl": {
    "h": 303.158,
    "s": 40.426,
    "l": 18.431
  },
  "oklch": {
    "l": 0.29686,
    "c": 0.07951,
    "h": 329.4
  },
  "luminance": 0.02359
}

Semantic roles & 50–950 ramp

primary

#421C40

secondary

#437745

accent

#D05E58

background

#F7F5F7

surface

#EDE9ED

border

#C8C5C8

text

#090408

muted

#7B797B

Preview Lab

Preview with #421C40

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

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