#421E18#421E18

#421E18 is a dark, muted red. Relative luminance 0.022; OKLCH L 28.5% C 0.057 H 30.8°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#421E18
RGB	rgb(66, 30, 24)
HSL	hsl(9, 47%, 18%)
HSV	hsv(9, 64%, 26%)
CMYK	cmyk(0%, 54.5%, 63.6%, 74.1%)
CIE-LAB	lab(16.27, 16.71, 12.04)
CIE-LCH	lch(16.27, 20.59, 35.77°)
OKLab	oklab(28.45% 0.0492 0.0293)
OKLCH	oklch(28.45% 0.057 30.8)
XYZ	xyz(2.8761, 2.1531, 1.1281)
Luminance	0.0215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421E18 #183C42

analogous

#421827 #421E18 #423318

triadic

#421E18 #18421E #1E1842

tetradic

#421E18 #274218 #183C42 #331842

square

#421E18 #274218 #183C42 #331842

split-complementary

#421E18 #184233 #182742

monochromatic

#160A08 #160A08 #421E18 #6F3228 #9C4739

Accessibility & contrast

On white

14.68

#421E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#421E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421E18

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421E18	#FFFFFF	#000000	##FFFFFF
##421E18	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272417

Deuteranopia (green-blind)

#302B17

Tritanopia (blue-blind)

#49181D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #421e18;
/* rgb */ color: rgb(66, 30, 24);
/* oklch */ color: oklch(28.5% 0.057 30.8);

Tailwind

colors: {
  custom: {
    50: '#795a54',
    500: '#421e18',
    950: '#000000',
  },
}

SCSS

$custom: #421e18;
$custom-light: #795a54;
$custom-dark: #000000;

JSON

{
  "hex": "#421e18",
  "rgb": {
    "r": 66,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 8.571,
    "s": 46.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.28453,
    "c": 0.05724,
    "h": 30.8
  },
  "luminance": 0.02153
}

Semantic roles & 50–950 ramp

primary

#421E18

secondary

#3D7079

accent

#C3D651

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090402

muted

#7B7978

Preview Lab

Preview with #421E18

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

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