#280810#280810

#280810 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.5% C 0.054 H 8.2°. Best body text is #FFFFFF at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#280810
RGB	rgb(40, 8, 16)
HSL	hsl(345, 67%, 9%)
HSV	hsv(345, 80%, 16%)
CMYK	cmyk(0%, 80%, 60%, 84.3%)
CIE-LAB	lab(5.98, 16.80, 2.27)
CIE-LCH	lch(5.98, 16.95, 7.70°)
OKLab	oklab(19.47% 0.0537 0.0078)
OKLCH	oklch(19.47% 0.054 8.2)
XYZ	xyz(1.0555, 0.6623, 0.5624)
Luminance	0.0066 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280810 #082820

analogous

#280820 #280810 #281008

triadic

#280810 #102808 #081028

tetradic

#280810 #202808 #082820 #100828

square

#280810 #202808 #082820 #100828

split-complementary

#280810 #082810 #082028

monochromatic

#1A050A #1A050A #280810 #5B1224 #8E1C39

Accessibility & contrast

On white

18.54

#280810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#280810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280810

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280810	#FFFFFF	#000000	##FFFFFF
##280810	1.00	18.54	1.13	18.54
#FFFFFF	18.54	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0F10

Deuteranopia (green-blind)

#17160F

Tritanopia (blue-blind)

#2C040B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #280810;
/* rgb */ color: rgb(40, 8, 16);
/* oklch */ color: oklch(19.5% 0.054 8.2);

Tailwind

colors: {
  custom: {
    50: '#644a4e',
    500: '#280810',
    950: '#000000',
  },
}

SCSS

$custom: #280810;
$custom-light: #644a4e;
$custom-dark: #000000;

JSON

{
  "hex": "#280810",
  "rgb": {
    "r": 40,
    "g": 8,
    "b": 16
  },
  "hsl": {
    "h": 345,
    "s": 66.667,
    "l": 9.412
  },
  "oklch": {
    "l": 0.19474,
    "c": 0.05424,
    "h": 8.2
  },
  "luminance": 0.00662
}

Semantic roles & 50–950 ramp

primary

#280810

secondary

#256756

accent

#EABF3E

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#050101

muted

#7A7777

Preview Lab

Preview with #280810

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

Preview Lab → · Contrast checker → · Palette generator →