#280900#280900

#280900 is a very dark, muted red. Relative luminance 0.006; OKLCH L 19.2% C 0.057 H 43.0°. Best body text is #FFFFFF at 18.60:1 contrast (WCAG AA passes).

Color values

HEX	#280900
RGB	rgb(40, 9, 0)
HSL	hsl(14, 100%, 8%)
HSV	hsv(14, 100%, 16%)
CMYK	cmyk(0%, 77.5%, 100%, 84.3%)
CIE-LAB	lab(5.84, 14.42, 9.02)
CIE-LCH	lch(5.84, 17.01, 32.02°)
OKLab	oklab(19.21% 0.0416 0.0388)
OKLCH	oklch(19.21% 0.057 43)
XYZ	xyz(0.9729, 0.6466, 0.0736)
Luminance	0.0065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280900 #001F28

analogous

#28000B #280900 #281D00

triadic

#280900 #002809 #090028

tetradic

#280900 #0B2800 #001F28 #1D0028

square

#280900 #0B2800 #001F28 #1D0028

split-complementary

#280900 #00281D #000B28

monochromatic

#1F0700 #1F0700 #280900 #651700 #A22500

Accessibility & contrast

On white

18.60

#280900 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#280900 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280900

18.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280900	#FFFFFF	#000000	##FFFFFF
##280900	1.00	18.60	1.13	18.60
#FFFFFF	18.60	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#120E00

Deuteranopia (green-blind)

#1A1600

Tritanopia (blue-blind)

#2D0307

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #280900;
/* rgb */ color: rgb(40, 9, 0);
/* oklch */ color: oklch(19.2% 0.057 43.0);

Tailwind

colors: {
  custom: {
    50: '#634a47',
    500: '#280900',
    950: '#000000',
  },
}

SCSS

$custom: #280900;
$custom-light: #634a47;
$custom-dark: #000000;

JSON

{
  "hex": "#280900",
  "rgb": {
    "r": 40,
    "g": 9,
    "b": 0
  },
  "hsl": {
    "h": 13.5,
    "s": 100,
    "l": 7.843
  },
  "oklch": {
    "l": 0.1921,
    "c": 0.05688,
    "h": 43
  },
  "luminance": 0.00646
}

Semantic roles & 50–950 ramp

primary

#280900

secondary

#145B70

accent

#CFFF29

background

#F6F4F3

surface

#EBE7E5

border

#C6C3C1

text

#060100

muted

#7A7777

Preview Lab

Preview with #280900

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

Preview Lab → · Contrast checker → · Palette generator →