#421D16#421D16

#421D16 is a dark, muted red. Relative luminance 0.021; OKLCH L 28.2% C 0.059 H 32.1°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#421D16
RGB	rgb(66, 29, 22)
HSL	hsl(10, 50%, 17%)
HSV	hsv(10, 67%, 26%)
CMYK	cmyk(0%, 56.1%, 66.7%, 74.1%)
CIE-LAB	lab(15.98, 17.15, 13.06)
CIE-LCH	lch(15.98, 21.56, 37.28°)
OKLab	oklab(28.22% 0.0502 0.0314)
OKLCH	oklch(28.22% 0.059 32.1)
XYZ	xyz(2.8312, 2.0952, 1.0142)
Luminance	0.0209 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421D16 #163B42

analogous

#421625 #421D16 #423316

triadic

#421D16 #16421D #1D1642

tetradic

#421D16 #254216 #163B42 #331642

square

#421D16 #254216 #163B42 #331642

split-complementary

#421D16 #164233 #162542

monochromatic

#170A08 #170A08 #421D16 #703125 #9E4535

Accessibility & contrast

On white

14.80

#421D16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#421D16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421D16

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421D16	#FFFFFF	#000000	##FFFFFF
##421D16	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262315

Deuteranopia (green-blind)

#2F2B15

Tritanopia (blue-blind)

#49171B

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #421d16;
/* rgb */ color: rgb(66, 29, 22);
/* oklch */ color: oklch(28.2% 0.059 32.1);

Tailwind

colors: {
  custom: {
    50: '#795a53',
    500: '#421d16',
    950: '#000000',
  },
}

SCSS

$custom: #421d16;
$custom-light: #795a53;
$custom-dark: #000000;

JSON

{
  "hex": "#421d16",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 22
  },
  "hsl": {
    "h": 9.545,
    "s": 50,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28218,
    "c": 0.0592,
    "h": 32.1
  },
  "luminance": 0.02095
}

Semantic roles & 50–950 ramp

primary

#421D16

secondary

#3A6F79

accent

#C3DA4E

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090302

muted

#7B7878

Preview Lab

Preview with #421D16

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

Preview Lab → · Contrast checker → · Palette generator →