#280B02#280B02

#280B02 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.6% C 0.053 H 41.6°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#280B02
RGB	rgb(40, 11, 2)
HSL	hsl(14, 90%, 8%)
HSV	hsv(14, 95%, 16%)
CMYK	cmyk(0%, 72.5%, 95%, 84.3%)
CIE-LAB	lab(6.28, 13.75, 8.84)
CIE-LCH	lch(6.28, 16.35, 32.75°)
OKLab	oklab(19.62% 0.0395 0.0351)
OKLCH	oklch(19.62% 0.053 41.6)
XYZ	xyz(1.0058, 0.6950, 0.1386)
Luminance	0.0069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B02 #021F28

analogous

#28020C #280B02 #281E02

triadic

#280B02 #02280B #0B0228

tetradic

#280B02 #0C2802 #021F28 #1E0228

square

#280B02 #0C2802 #021F28 #1E0228

split-complementary

#280B02 #02281E #020C28

monochromatic

#1D0801 #1D0801 #280B02 #621B05 #9D2B08

Accessibility & contrast

On white

18.44

#280B02 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#280B02 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B02

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B02	#FFFFFF	#000000	##FFFFFF
##280B02	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131001

Deuteranopia (green-blind)

#1A1602

Tritanopia (blue-blind)

#2D0509

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #280b02;
/* rgb */ color: rgb(40, 11, 2);
/* oklch */ color: oklch(19.6% 0.053 41.6);

Tailwind

colors: {
  custom: {
    50: '#634b47',
    500: '#280b02',
    950: '#000000',
  },
}

SCSS

$custom: #280b02;
$custom-light: #634b47;
$custom-dark: #000000;

JSON

{
  "hex": "#280b02",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 2
  },
  "hsl": {
    "h": 14.211,
    "s": 90.476,
    "l": 8.235
  },
  "oklch": {
    "l": 0.19624,
    "c": 0.05288,
    "h": 41.6
  },
  "luminance": 0.00695
}

Semantic roles & 50–950 ramp

primary

#280B02

secondary

#19596D

accent

#CCFF29

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#060100

muted

#7A7777

Preview Lab

Preview with #280B02

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

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