#281803#281803

#281803 is a very dark, muted orange. Relative luminance 0.011; OKLCH L 22.5% C 0.043 H 71.9°. Best body text is #FFFFFF at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#281803
RGB	rgb(40, 24, 3)
HSL	hsl(34, 86%, 8%)
HSV	hsv(34, 93%, 16%)
CMYK	cmyk(0%, 40%, 92.5%, 84.3%)
CIE-LAB	lab(9.88, 5.44, 13.66)
CIE-LCH	lch(9.88, 14.70, 68.29°)
OKLab	oklab(22.51% 0.0134 0.0408)
OKLCH	oklch(22.51% 0.043 71.9)
XYZ	xyz(1.2182, 1.1111, 0.2364)
Luminance	0.0111 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281803 #031328

analogous

#280503 #281803 #252803

triadic

#281803 #032818 #180328

tetradic

#281803 #032805 #031328 #280325

square

#281803 #032805 #031328 #280325

split-complementary

#281803 #032528 #050328

monochromatic

#1C1102 #1C1102 #281803 #613A07 #9A5C0C

Accessibility & contrast

On white

17.18

#281803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#281803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281803

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281803	#FFFFFF	#000000	##FFFFFF
##281803	1.00	17.18	1.22	17.18
#FFFFFF	17.18	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1901

Deuteranopia (green-blind)

#211D03

Tritanopia (blue-blind)

#2D1413

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #281803;
/* rgb */ color: rgb(40, 24, 3);
/* oklch */ color: oklch(22.5% 0.043 71.9);

Tailwind

colors: {
  custom: {
    50: '#635448',
    500: '#281803',
    950: '#000000',
  },
}

SCSS

$custom: #281803;
$custom-light: #635448;
$custom-dark: #000000;

JSON

{
  "hex": "#281803",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 3
  },
  "hsl": {
    "h": 34.054,
    "s": 86.047,
    "l": 8.431
  },
  "oklch": {
    "l": 0.22514,
    "c": 0.04294,
    "h": 71.9
  },
  "luminance": 0.01111
}

Semantic roles & 50–950 ramp

primary

#281803

secondary

#1B3E6C

accent

#86FC2C

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#050200

muted

#7A7877

Preview Lab

Preview with #281803

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

Preview Lab → · Contrast checker → · Palette generator →