#420A13#420A13

#420A13 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.3% C 0.084 H 17.0°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#420A13
RGB	rgb(66, 10, 19)
HSL	hsl(350, 74%, 15%)
HSV	hsv(350, 85%, 26%)
CMYK	cmyk(0%, 84.8%, 71.2%, 74.1%)
CIE-LAB	lab(12.11, 27.01, 10.00)
CIE-LCH	lch(12.11, 28.80, 20.32°)
OKLab	oklab(25.29% 0.0806 0.0247)
OKLCH	oklch(25.29% 0.084 17)
XYZ	xyz(2.4731, 1.4227, 0.7604)
Luminance	0.0142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420A13 #0A4239

analogous

#420A2F #420A13 #421D0A

triadic

#420A13 #13420A #0A1342

tetradic

#420A13 #2F420A #0A4239 #1D0A42

square

#420A13 #2F420A #0A4239 #1D0A42

split-complementary

#420A13 #0A421D #0A2F42

monochromatic

#1B0408 #1B0408 #420A13 #771222 #AC1A32

Accessibility & contrast

On white

16.35

#420A13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#420A13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420A13

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420A13	#FFFFFF	#000000	##FFFFFF
##420A13	1.00	16.35	1.28	16.35
#FFFFFF	16.35	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1813

Deuteranopia (green-blind)

#282411

Tritanopia (blue-blind)

#49000E

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #420a13;
/* rgb */ color: rgb(66, 10, 19);
/* oklch */ color: oklch(25.3% 0.084 17.0);

Tailwind

colors: {
  custom: {
    50: '#7b4f50',
    500: '#420a13',
    950: '#000000',
  },
}

SCSS

$custom: #420a13;
$custom-light: #7b4f50;
$custom-dark: #000000;

JSON

{
  "hex": "#420a13",
  "rgb": {
    "r": 66,
    "g": 10,
    "b": 19
  },
  "hsl": {
    "h": 350.357,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25286,
    "c": 0.08428,
    "h": 17
  },
  "luminance": 0.01422
}

Semantic roles & 50–950 ramp

primary

#420A13

secondary

#297F71

accent

#F0D337

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #420A13

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

Preview Lab → · Contrast checker → · Palette generator →