#420911#420911

#420911 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.1% C 0.085 H 18.6°. Best body text is #FFFFFF at 16.42:1 contrast (WCAG AA passes).

Color values

HEX	#420911
RGB	rgb(66, 9, 17)
HSL	hsl(352, 76%, 15%)
HSV	hsv(352, 86%, 26%)
CMYK	cmyk(0%, 86.4%, 74.2%, 74.1%)
CIE-LAB	lab(11.92, 27.27, 10.96)
CIE-LCH	lch(11.92, 29.39, 21.90°)
OKLab	oklab(25.13% 0.0809 0.0273)
OKLCH	oklch(25.13% 0.085 18.6)
XYZ	xyz(2.4459, 1.3945, 0.6706)
Luminance	0.0139 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420911 #09423A

analogous

#42092E #420911 #421E09

triadic

#420911 #114209 #091142

tetradic

#420911 #2E4209 #09423A #1E0942

square

#420911 #2E4209 #09423A #1E0942

split-complementary

#420911 #09421E #092E42

monochromatic

#1B0407 #1B0407 #420911 #78101F #AE182D

Accessibility & contrast

On white

16.42

#420911 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#420911 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420911

16.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420911	#FFFFFF	#000000	##FFFFFF
##420911	1.00	16.42	1.28	16.42
#FFFFFF	16.42	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1811

Deuteranopia (green-blind)

#28240F

Tritanopia (blue-blind)

#49000D

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #420911;
/* rgb */ color: rgb(66, 9, 17);
/* oklch */ color: oklch(25.1% 0.085 18.6);

Tailwind

colors: {
  custom: {
    50: '#7b4e4f',
    500: '#420911',
    950: '#000000',
  },
}

SCSS

$custom: #420911;
$custom-light: #7b4e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#420911",
  "rgb": {
    "r": 66,
    "g": 9,
    "b": 17
  },
  "hsl": {
    "h": 351.579,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25133,
    "c": 0.0854,
    "h": 18.6
  },
  "luminance": 0.01394
}

Semantic roles & 50–950 ramp

primary

#420911

secondary

#278073

accent

#F3D835

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420911

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

Preview Lab → · Contrast checker → · Palette generator →