#420A12#420A12

#420A12 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.3% C 0.084 H 18.1°. Best body text is #FFFFFF at 16.36:1 contrast (WCAG AA passes).

Color values

HEX	#420A12
RGB	rgb(66, 10, 18)
HSL	hsl(351, 74%, 15%)
HSV	hsv(351, 85%, 26%)
CMYK	cmyk(0%, 84.8%, 72.7%, 74.1%)
CIE-LAB	lab(12.09, 26.94, 10.59)
CIE-LCH	lch(12.09, 28.94, 21.47°)
OKLab	oklab(25.26% 0.0801 0.0262)
OKLCH	oklch(25.26% 0.084 18.1)
XYZ	xyz(2.4648, 1.4194, 0.7163)
Luminance	0.0142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420A12 #0A423A

analogous

#420A2E #420A12 #421E0A

triadic

#420A12 #12420A #0A1242

tetradic

#420A12 #2E420A #0A423A #1E0A42

square

#420A12 #2E420A #0A423A #1E0A42

split-complementary

#420A12 #0A421E #0A2E42

monochromatic

#1B0407 #1B0407 #420A12 #771220 #AC1A2F

Accessibility & contrast

On white

16.36

#420A12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#420A12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420A12

16.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420A12	#FFFFFF	#000000	##FFFFFF
##420A12	1.00	16.36	1.28	16.36
#FFFFFF	16.36	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1812

Deuteranopia (green-blind)

#282410

Tritanopia (blue-blind)

#49000D

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #420a12;
/* rgb */ color: rgb(66, 10, 18);
/* oklch */ color: oklch(25.3% 0.084 18.1);

Tailwind

colors: {
  custom: {
    50: '#7b4f4f',
    500: '#420a12',
    950: '#000000',
  },
}

SCSS

$custom: #420a12;
$custom-light: #7b4f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#420a12",
  "rgb": {
    "r": 66,
    "g": 10,
    "b": 18
  },
  "hsl": {
    "h": 351.429,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25263,
    "c": 0.08428,
    "h": 18.1
  },
  "luminance": 0.01419
}

Semantic roles & 50–950 ramp

primary

#420A12

secondary

#297F73

accent

#F0D637

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #420A12

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

Preview Lab → · Contrast checker → · Palette generator →