#421C19#421C19

#421C19 is a dark, muted red. Relative luminance 0.021; OKLCH L 28.1% C 0.060 H 26.2°. Best body text is #FFFFFF at 14.87:1 contrast (WCAG AA passes).

Color values

HEX	#421C19
RGB	rgb(66, 28, 25)
HSL	hsl(4, 45%, 18%)
HSV	hsv(4, 62%, 26%)
CMYK	cmyk(0%, 57.6%, 62.1%, 74.1%)
CIE-LAB	lab(15.80, 18.06, 10.72)
CIE-LCH	lch(15.80, 21.00, 30.68°)
OKLab	oklab(28.1% 0.0535 0.0263)
OKLCH	oklch(28.1% 0.06 26.2)
XYZ	xyz(2.8377, 2.0593, 1.1676)
Luminance	0.0206 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C19 #193F42

analogous

#42192A #421C19 #423019

triadic

#421C19 #19421C #1C1942

tetradic

#421C19 #2A4219 #193F42 #301942

square

#421C19 #2A4219 #193F42 #301942

split-complementary

#421C19 #194230 #192A42

monochromatic

#160908 #160908 #421C19 #6E2F2A #9B423B

Accessibility & contrast

On white

14.87

#421C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#421C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C19

14.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C19	#FFFFFF	#000000	##FFFFFF
##421C19	1.00	14.87	1.41	14.87
#FFFFFF	14.87	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252219

Deuteranopia (green-blind)

#2E2A18

Tritanopia (blue-blind)

#49161B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #421c19;
/* rgb */ color: rgb(66, 28, 25);
/* oklch */ color: oklch(28.1% 0.060 26.2);

Tailwind

colors: {
  custom: {
    50: '#795955',
    500: '#421c19',
    950: '#000000',
  },
}

SCSS

$custom: #421c19;
$custom-light: #795955;
$custom-dark: #000000;

JSON

{
  "hex": "#421c19",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 4.39,
    "s": 45.055,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28099,
    "c": 0.05966,
    "h": 26.2
  },
  "luminance": 0.02059
}

Semantic roles & 50–950 ramp

primary

#421C19

secondary

#3F7478

accent

#CBD553

background

#F7F5F4

surface

#EEE9E8

border

#C9C5C4

text

#090303

muted

#7B7878

Preview Lab

Preview with #421C19

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

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