#421D17#421D17

#421D17 is a dark, muted red. Relative luminance 0.021; OKLCH L 28.2% C 0.059 H 30.7°. Best body text is #FFFFFF at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#421D17
RGB	rgb(66, 29, 23)
HSL	hsl(8, 48%, 17%)
HSV	hsv(8, 65%, 26%)
CMYK	cmyk(0%, 56.1%, 65.2%, 74.1%)
CIE-LAB	lab(16.00, 17.24, 12.39)
CIE-LCH	lch(16.00, 21.23, 35.69°)
OKLab	oklab(28.24% 0.0506 0.03)
OKLCH	oklch(28.24% 0.059 30.7)
XYZ	xyz(2.8410, 2.0992, 1.0660)
Luminance	0.0210 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D17 #173C42

analogous

#421727 #421D17 #423317

triadic

#421D17 #17421D #1D1742

tetradic

#421D17 #274217 #173C42 #331742

square

#421D17 #274217 #173C42 #331742

split-complementary

#421D17 #174233 #172742

monochromatic

#170A08 #170A08 #421D17 #6F3127 #9D4537

Accessibility & contrast

On white

14.79

#421D17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#421D17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D17

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D17	#FFFFFF	#000000	##FFFFFF
##421D17	1.00	14.79	1.42	14.79
#FFFFFF	14.79	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262316

Deuteranopia (green-blind)

#2F2B16

Tritanopia (blue-blind)

#49171C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #421d17;
/* rgb */ color: rgb(66, 29, 23);
/* oklch */ color: oklch(28.2% 0.059 30.7);

Tailwind

colors: {
  custom: {
    50: '#795a54',
    500: '#421d17',
    950: '#000000',
  },
}

SCSS

$custom: #421d17;
$custom-light: #795a54;
$custom-dark: #000000;

JSON

{
  "hex": "#421d17",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 23
  },
  "hsl": {
    "h": 8.372,
    "s": 48.315,
    "l": 17.451
  },
  "oklch": {
    "l": 0.2824,
    "c": 0.05887,
    "h": 30.7
  },
  "luminance": 0.02099
}

Semantic roles & 50–950 ramp

primary

#421D17

secondary

#3C7079

accent

#C5D850

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090302

muted

#7B7878

Preview Lab

Preview with #421D17

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

Preview Lab → · Contrast checker → · Palette generator →