#420F0D#420F0D

#420F0D is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.8% C 0.079 H 26.5°. Best body text is #FFFFFF at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#420F0D
RGB	rgb(66, 15, 13)
HSL	hsl(2, 67%, 15%)
HSV	hsv(2, 80%, 26%)
CMYK	cmyk(0%, 77.3%, 80.3%, 74.1%)
CIE-LAB	lab(12.79, 24.40, 14.27)
CIE-LCH	lch(12.79, 28.27, 30.31°)
OKLab	oklab(25.76% 0.0708 0.0354)
OKLCH	oklch(25.76% 0.079 26.5)
XYZ	xyz(2.4905, 1.5293, 0.5447)
Luminance	0.0153 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F0D #0D4042

analogous

#420D25 #420F0D #42290D

triadic

#420F0D #0D420F #0F0D42

tetradic

#420F0D #25420D #0D4042 #290D42

square

#420F0D #25420D #0D4042 #290D42

split-complementary

#420F0D #0D4229 #0D2542

monochromatic

#1A0605 #1A0605 #420F0D #751B17 #A82621

Accessibility & contrast

On white

16.08

#420F0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#420F0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F0D

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F0D	#FFFFFF	#000000	##FFFFFF
##420F0D	1.00	16.08	1.31	16.08
#FFFFFF	16.08	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1A0C

Deuteranopia (green-blind)

#2A250B

Tritanopia (blue-blind)

#49030F

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #420f0d;
/* rgb */ color: rgb(66, 15, 13);
/* oklch */ color: oklch(25.8% 0.079 26.5);

Tailwind

colors: {
  custom: {
    50: '#7b514c',
    500: '#420f0d',
    950: '#000000',
  },
}

SCSS

$custom: #420f0d;
$custom-light: #7b514c;
$custom-dark: #000000;

JSON

{
  "hex": "#420f0d",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 13
  },
  "hsl": {
    "h": 2.264,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.2576,
    "c": 0.07913,
    "h": 26.5
  },
  "luminance": 0.01529
}

Semantic roles & 50–950 ramp

primary

#420F0D

secondary

#2D7A7E

accent

#E3EA3E

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420F0D

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

Preview Lab → · Contrast checker → · Palette generator →