#42201B#42201B

#42201B is a dark, muted red. Relative luminance 0.023; OKLCH L 28.9% C 0.054 H 29.5°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#42201B
RGB	rgb(66, 32, 27)
HSL	hsl(8, 42%, 18%)
HSV	hsv(8, 59%, 26%)
CMYK	cmyk(0%, 51.5%, 59.1%, 74.1%)
CIE-LAB	lab(16.85, 15.75, 10.70)
CIE-LCH	lch(16.85, 19.04, 34.20°)
OKLab	oklab(28.92% 0.0467 0.0264)
OKLCH	oklch(28.92% 0.054 29.5)
XYZ	xyz(2.9613, 2.2707, 1.3190)
Luminance	0.0227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42201B #1B3D42

analogous

#421B29 #42201B #42331B

triadic

#42201B #1B4220 #201B42

tetradic

#42201B #29421B #1B3D42 #331B42

square

#42201B #29421B #1B3D42 #331B42

split-complementary

#42201B #1B4233 #1B2942

monochromatic

#160B09 #170B09 #42201B #6D352D #994A3F

Accessibility & contrast

On white

14.44

#42201B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#42201B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42201B

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42201B	#FFFFFF	#000000	##FFFFFF
##42201B	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28251A

Deuteranopia (green-blind)

#302C1A

Tritanopia (blue-blind)

#481B1F

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #42201b;
/* rgb */ color: rgb(66, 32, 27);
/* oklch */ color: oklch(28.9% 0.054 29.5);

Tailwind

colors: {
  custom: {
    50: '#795c57',
    500: '#42201b',
    950: '#000000',
  },
}

SCSS

$custom: #42201b;
$custom-light: #795c57;
$custom-dark: #000000;

JSON

{
  "hex": "#42201b",
  "rgb": {
    "r": 66,
    "g": 32,
    "b": 27
  },
  "hsl": {
    "h": 7.692,
    "s": 41.935,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28915,
    "c": 0.05364,
    "h": 29.5
  },
  "luminance": 0.0227
}

Semantic roles & 50–950 ramp

primary

#42201B

secondary

#417178

accent

#C2D256

background

#F7F5F5

surface

#EEE9E9

border

#C9C5C5

text

#090403

muted

#7B7978

Preview Lab

Preview with #42201B

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

Preview Lab → · Contrast checker → · Palette generator →