#420D09#420D09

#420D09 is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.4% C 0.082 H 28.6°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#420D09
RGB	rgb(66, 13, 9)
HSL	hsl(4, 76%, 15%)
HSV	hsv(4, 86%, 26%)
CMYK	cmyk(0%, 80.3%, 86.4%, 74.1%)
CIE-LAB	lab(12.39, 25.13, 15.46)
CIE-LCH	lch(12.39, 29.50, 31.60°)
OKLab	oklab(25.44% 0.0721 0.0393)
OKLCH	oklch(25.44% 0.082 28.6)
XYZ	xyz(2.4403, 1.4662, 0.4129)
Luminance	0.0147 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D09 #093E42

analogous

#420921 #420D09 #422A09

triadic

#420D09 #09420D #0D0942

tetradic

#420D09 #214209 #093E42 #2A0942

square

#420D09 #214209 #093E42 #2A0942

split-complementary

#420D09 #09422A #092142

monochromatic

#1B0504 #1B0504 #420D09 #781810 #AE2218

Accessibility & contrast

On white

16.24

#420D09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#420D09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D09

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D09	#FFFFFF	#000000	##FFFFFF
##420D09	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1908

Deuteranopia (green-blind)

#2A2507

Tritanopia (blue-blind)

#4A000D

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #420d09;
/* rgb */ color: rgb(66, 13, 9);
/* oklch */ color: oklch(25.4% 0.082 28.6);

Tailwind

colors: {
  custom: {
    50: '#7c504a',
    500: '#420d09',
    950: '#000000',
  },
}

SCSS

$custom: #420d09;
$custom-light: #7c504a;
$custom-dark: #000000;

JSON

{
  "hex": "#420d09",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 9
  },
  "hsl": {
    "h": 4.211,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.2544,
    "c": 0.0821,
    "h": 28.6
  },
  "luminance": 0.01466
}

Semantic roles & 50–950 ramp

primary

#420D09

secondary

#277A80

accent

#E5F335

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420D09

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

Preview Lab → · Contrast checker → · Palette generator →