#421F17#421F17

#421F17 is a dark, muted red. Relative luminance 0.022; OKLCH L 28.6% C 0.056 H 34.0°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#421F17
RGB	rgb(66, 31, 23)
HSL	hsl(11, 48%, 17%)
HSV	hsv(11, 65%, 26%)
CMYK	cmyk(0%, 53%, 65.2%, 74.1%)
CIE-LAB	lab(16.51, 15.98, 13.03)
CIE-LCH	lch(16.51, 20.62, 39.21°)
OKLab	oklab(28.63% 0.0467 0.0315)
OKLCH	oklch(28.63% 0.056 34)
XYZ	xyz(2.8916, 2.2004, 1.0829)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F17 #173A42

analogous

#421724 #421F17 #423517

triadic

#421F17 #17421F #1F1742

tetradic

#421F17 #244217 #173A42 #351742

square

#421F17 #244217 #173A42 #351742

split-complementary

#421F17 #174235 #172442

monochromatic

#170B08 #170B08 #421F17 #6F3427 #9D4A37

Accessibility & contrast

On white

14.58

#421F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#421F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F17

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F17	#FFFFFF	#000000	##FFFFFF
##421F17	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282416

Deuteranopia (green-blind)

#302C16

Tritanopia (blue-blind)

#49191D

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #421f17;
/* rgb */ color: rgb(66, 31, 23);
/* oklch */ color: oklch(28.6% 0.056 34.0);

Tailwind

colors: {
  custom: {
    50: '#795b54',
    500: '#421f17',
    950: '#000000',
  },
}

SCSS

$custom: #421f17;
$custom-light: #795b54;
$custom-dark: #000000;

JSON

{
  "hex": "#421f17",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 23
  },
  "hsl": {
    "h": 11.163,
    "s": 48.315,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28626,
    "c": 0.05635,
    "h": 34
  },
  "luminance": 0.022
}

Semantic roles & 50–950 ramp

primary

#421F17

secondary

#3C6E79

accent

#BFD850

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090402

muted

#7B7978

Preview Lab

Preview with #421F17

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

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