#280B07#280B07

#280B07 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.7% C 0.050 H 30.6°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#280B07
RGB	rgb(40, 11, 7)
HSL	hsl(7, 70%, 9%)
HSV	hsv(7, 83%, 16%)
CMYK	cmyk(0%, 72.5%, 82.5%, 84.3%)
CIE-LAB	lab(6.38, 14.31, 6.95)
CIE-LCH	lch(6.38, 15.91, 25.90°)
OKLab	oklab(19.75% 0.043 0.0255)
OKLCH	oklch(19.75% 0.05 30.6)
XYZ	xyz(1.0332, 0.7059, 0.2828)
Luminance	0.0071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B07 #072428

analogous

#280714 #280B07 #281C07

triadic

#280B07 #07280B #0B0728

tetradic

#280B07 #142807 #072428 #1C0728

square

#280B07 #142807 #072428 #1C0728

split-complementary

#280B07 #07281C #071428

monochromatic

#1A0705 #1A0705 #280B07 #5C1910 #902819

Accessibility & contrast

On white

18.40

#280B07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#280B07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B07

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B07	#FFFFFF	#000000	##FFFFFF
##280B07	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131007

Deuteranopia (green-blind)

#1A1706

Tritanopia (blue-blind)

#2D060A

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #280b07;
/* rgb */ color: rgb(40, 11, 7);
/* oklch */ color: oklch(19.7% 0.050 30.6);

Tailwind

colors: {
  custom: {
    50: '#634b4a',
    500: '#280b07',
    950: '#000000',
  },
}

SCSS

$custom: #280b07;
$custom-light: #634b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#280b07",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 7
  },
  "hsl": {
    "h": 7.273,
    "s": 70.213,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19748,
    "c": 0.04998,
    "h": 30.6
  },
  "luminance": 0.00706
}

Semantic roles & 50–950 ramp

primary

#280B07

secondary

#235F68

accent

#D7ED3B

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#050101

muted

#7A7777

Preview Lab

Preview with #280B07

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

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