#280F10#280F10

#280F10 is a very dark, muted red. Relative luminance 0.008; OKLCH L 20.8% C 0.042 H 18.9°. Best body text is #FFFFFF at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#280F10
RGB	rgb(40, 15, 16)
HSL	hsl(358, 45%, 11%)
HSV	hsv(358, 63%, 16%)
CMYK	cmyk(0%, 62.5%, 60%, 84.3%)
CIE-LAB	lab(7.50, 13.14, 4.49)
CIE-LCH	lch(7.50, 13.89, 18.85°)
OKLab	oklab(20.76% 0.0397 0.0136)
OKLCH	oklch(20.76% 0.042 18.9)
XYZ	xyz(1.1395, 0.8303, 0.5904)
Luminance	0.0083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280F10 #0F2827

analogous

#280F1C #280F10 #281A0F

triadic

#280F10 #10280F #0F1028

tetradic

#280F10 #1C280F #0F2827 #1A0F28

square

#280F10 #1C280F #0F2827 #1A0F28

split-complementary

#280F10 #0F281A #0F1C28

monochromatic

#160809 #160809 #280F10 #552022 #813034

Accessibility & contrast

On white

18.01

#280F10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#280F10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280F10

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280F10	#FFFFFF	#000000	##FFFFFF
##280F10	1.00	18.01	1.17	18.01
#FFFFFF	18.01	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141310

Deuteranopia (green-blind)

#1B180F

Tritanopia (blue-blind)

#2C0C10

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #280f10;
/* rgb */ color: rgb(40, 15, 16);
/* oklch */ color: oklch(20.8% 0.042 18.9);

Tailwind

colors: {
  custom: {
    50: '#634e4e',
    500: '#280f10',
    950: '#000000',
  },
}

SCSS

$custom: #280f10;
$custom-light: #634e4e;
$custom-dark: #000000;

JSON

{
  "hex": "#280f10",
  "rgb": {
    "r": 40,
    "g": 15,
    "b": 16
  },
  "hsl": {
    "h": 357.6,
    "s": 45.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20756,
    "c": 0.04192,
    "h": 18.9
  },
  "luminance": 0.0083
}

Semantic roles & 50–950 ramp

primary

#280F10

secondary

#32615F

accent

#D5D053

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#050101

muted

#7A7777

Preview Lab

Preview with #280F10

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

Preview Lab → · Contrast checker → · Palette generator →