#281111#281111

#281111 is a very dark, muted red. Relative luminance 0.009; OKLCH L 21.2% C 0.038 H 20.8°. Best body text is #FFFFFF at 17.82:1 contrast (WCAG AA passes).

Color values

HEX	#281111
RGB	rgb(40, 17, 17)
HSL	hsl(0, 40%, 11%)
HSV	hsv(0, 58%, 16%)
CMYK	cmyk(0%, 57.5%, 57.5%, 84.3%)
CIE-LAB	lab(8.06, 11.95, 4.74)
CIE-LCH	lch(8.06, 12.86, 21.63°)
OKLab	oklab(21.2% 0.036 0.0137)
OKLCH	oklch(21.2% 0.038 20.8)
XYZ	xyz(1.1768, 0.8926, 0.6405)
Luminance	0.0089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281111 #112828

analogous

#28111C #281111 #281C11

triadic

#281111 #112811 #111128

tetradic

#281111 #1C2811 #112828 #1C1128

square

#281111 #1C2811 #112828 #1C1128

split-complementary

#281111 #11281C #111C28

monochromatic

#150909 #150909 #281111 #532323 #7E3636

Accessibility & contrast

On white

17.82

#281111 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#281111 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281111

17.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281111	#FFFFFF	#000000	##FFFFFF
##281111	1.00	17.82	1.18	17.82
#FFFFFF	17.82	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161511

Deuteranopia (green-blind)

#1C1911

Tritanopia (blue-blind)

#2C0E11

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #281111;
/* rgb */ color: rgb(40, 17, 17);
/* oklch */ color: oklch(21.2% 0.038 20.8);

Tailwind

colors: {
  custom: {
    50: '#634f4f',
    500: '#281111',
    950: '#000000',
  },
}

SCSS

$custom: #281111;
$custom-light: #634f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#281111",
  "rgb": {
    "r": 40,
    "g": 17,
    "b": 17
  },
  "hsl": {
    "h": 0,
    "s": 40.351,
    "l": 11.176
  },
  "oklch": {
    "l": 0.21201,
    "c": 0.03846,
    "h": 20.8
  },
  "luminance": 0.00892
}

Semantic roles & 50–950 ramp

primary

#281111

secondary

#355F5F

accent

#D0D058

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#050201

muted

#7A7877

Preview Lab

Preview with #281111

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

Preview Lab → · Contrast checker → · Palette generator →