#420C08#420C08

#420C08 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.3% C 0.083 H 28.8°. Best body text is #FFFFFF at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#420C08
RGB	rgb(66, 12, 8)
HSL	hsl(4, 78%, 15%)
HSV	hsv(4, 88%, 26%)
CMYK	cmyk(0%, 81.8%, 87.9%, 74.1%)
CIE-LAB	lab(12.22, 25.52, 15.63)
CIE-LCH	lch(12.22, 29.93, 31.48°)
OKLab	oklab(25.3% 0.073 0.0401)
OKLCH	oklch(25.3% 0.083 28.8)
XYZ	xyz(2.4224, 1.4391, 0.3799)
Luminance	0.0144 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420C08 #083E42

analogous

#420821 #420C08 #422908

triadic

#420C08 #08420C #0C0842

tetradic

#420C08 #214208 #083E42 #290842

square

#420C08 #214208 #083E42 #290842

split-complementary

#420C08 #084229 #082142

monochromatic

#1B0503 #1B0503 #420C08 #79160F #AF2015

Accessibility & contrast

On white

16.31

#420C08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#420C08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420C08

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420C08	#FFFFFF	#000000	##FFFFFF
##420C08	1.00	16.31	1.29	16.31
#FFFFFF	16.31	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1807

Deuteranopia (green-blind)

#292406

Tritanopia (blue-blind)

#4A000C

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #420c08;
/* rgb */ color: rgb(66, 12, 8);
/* oklch */ color: oklch(25.3% 0.083 28.8);

Tailwind

colors: {
  custom: {
    50: '#7c4f4a',
    500: '#420c08',
    950: '#000000',
  },
}

SCSS

$custom: #420c08;
$custom-light: #7c4f4a;
$custom-dark: #000000;

JSON

{
  "hex": "#420c08",
  "rgb": {
    "r": 66,
    "g": 12,
    "b": 8
  },
  "hsl": {
    "h": 4.138,
    "s": 78.378,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25304,
    "c": 0.08334,
    "h": 28.8
  },
  "luminance": 0.01439
}

Semantic roles & 50–950 ramp

primary

#420C08

secondary

#257A80

accent

#E7F533

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420C08

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

Preview Lab → · Contrast checker → · Palette generator →