#280707#280707

#280707 is a very dark, muted red. Relative luminance 0.006; OKLCH L 19.0% C 0.056 H 24.1°. Best body text is #FFFFFF at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#280707
RGB	rgb(40, 7, 7)
HSL	hsl(0, 70%, 9%)
HSV	hsv(0, 83%, 16%)
CMYK	cmyk(0%, 82.5%, 82.5%, 84.3%)
CIE-LAB	lab(5.59, 16.13, 5.80)
CIE-LCH	lch(5.59, 17.14, 19.77°)
OKLab	oklab(19.03% 0.051 0.0228)
OKLCH	oklch(19.03% 0.056 24.1)
XYZ	xyz(0.9895, 0.6186, 0.2683)
Luminance	0.0062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280707 #072828

analogous

#280718 #280707 #281807

triadic

#280707 #072807 #070728

tetradic

#280707 #182807 #072828 #180728

square

#280707 #182807 #072828 #180728

split-complementary

#280707 #072818 #071828

monochromatic

#1A0505 #1A0505 #280707 #5C1010 #901919

Accessibility & contrast

On white

18.69

#280707 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#280707 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280707

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280707	#FFFFFF	#000000	##FFFFFF
##280707	1.00	18.69	1.12	18.69
#FFFFFF	18.69	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100E07

Deuteranopia (green-blind)

#181506

Tritanopia (blue-blind)

#2D0207

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #280707;
/* rgb */ color: rgb(40, 7, 7);
/* oklch */ color: oklch(19.0% 0.056 24.1);

Tailwind

colors: {
  custom: {
    50: '#64494a',
    500: '#280707',
    950: '#000000',
  },
}

SCSS

$custom: #280707;
$custom-light: #64494a;
$custom-dark: #000000;

JSON

{
  "hex": "#280707",
  "rgb": {
    "r": 40,
    "g": 7,
    "b": 7
  },
  "hsl": {
    "h": 0,
    "s": 70.213,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19026,
    "c": 0.05589,
    "h": 24.1
  },
  "luminance": 0.00618
}

Semantic roles & 50–950 ramp

primary

#280707

secondary

#236868

accent

#EDED3B

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#060101

muted

#7A7777

Preview Lab

Preview with #280707

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

Preview Lab → · Contrast checker → · Palette generator →