#420D11#420D11

#420D11 is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.6% C 0.081 H 21.0°. Best body text is #FFFFFF at 16.19:1 contrast (WCAG AA passes).

Color values

HEX	#420D11
RGB	rgb(66, 13, 17)
HSL	hsl(355, 67%, 15%)
HSV	hsv(355, 80%, 26%)
CMYK	cmyk(0%, 80.3%, 74.2%, 74.1%)
CIE-LAB	lab(12.52, 25.59, 11.78)
CIE-LCH	lch(12.52, 28.17, 24.72°)
OKLab	oklab(25.58% 0.0756 0.029)
OKLCH	oklch(25.58% 0.081 21)
XYZ	xyz(2.4921, 1.4869, 0.6860)
Luminance	0.0149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D11 #0D423E

analogous

#420D2B #420D11 #42230D

triadic

#420D11 #11420D #0D1142

tetradic

#420D11 #2B420D #0D423E #230D42

square

#420D11 #2B420D #0D423E #230D42

split-complementary

#420D11 #0D4223 #0D2B42

monochromatic

#1A0507 #1A0507 #420D11 #75171E #A8212B

Accessibility & contrast

On white

16.19

#420D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#420D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D11

16.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D11	#FFFFFF	#000000	##FFFFFF
##420D11	1.00	16.19	1.30	16.19
#FFFFFF	16.19	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1911

Deuteranopia (green-blind)

#29250F

Tritanopia (blue-blind)

#49010F

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #420d11;
/* rgb */ color: rgb(66, 13, 17);
/* oklch */ color: oklch(25.6% 0.081 21.0);

Tailwind

colors: {
  custom: {
    50: '#7b504f',
    500: '#420d11',
    950: '#000000',
  },
}

SCSS

$custom: #420d11;
$custom-light: #7b504f;
$custom-dark: #000000;

JSON

{
  "hex": "#420d11",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 17
  },
  "hsl": {
    "h": 355.472,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25582,
    "c": 0.08093,
    "h": 21
  },
  "luminance": 0.01487
}

Semantic roles & 50–950 ramp

primary

#420D11

secondary

#2D7E77

accent

#EADD3E

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420D11

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

Preview Lab → · Contrast checker → · Palette generator →