#281A0B#281A0B

#281A0B is a very dark, muted orange. Relative luminance 0.012; OKLCH L 23.2% C 0.034 H 66.7°. Best body text is #FFFFFF at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#281A0B
RGB	rgb(40, 26, 11)
HSL	hsl(31, 57%, 10%)
HSV	hsv(31, 73%, 16%)
CMYK	cmyk(0%, 35%, 72.5%, 84.3%)
CIE-LAB	lab(10.66, 4.80, 11.49)
CIE-LCH	lch(10.66, 12.45, 67.30°)
OKLab	oklab(23.16% 0.0134 0.0311)
OKLCH	oklch(23.16% 0.034 66.7)
XYZ	xyz(1.3049, 1.2142, 0.4822)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A0B #0B1928

analogous

#280B0B #281A0B #28280B

triadic

#281A0B #0B281A #1A0B28

tetradic

#281A0B #0B280B #0B1928 #280B28

square

#281A0B #0B280B #0B1928 #280B28

split-complementary

#281A0B #0B2828 #0B0B28

monochromatic

#181007 #181007 #281A0B #583918 #885825

Accessibility & contrast

On white

16.90

#281A0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#281A0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A0B

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A0B	#FFFFFF	#000000	##FFFFFF
##281A0B	1.00	16.90	1.24	16.90
#FFFFFF	16.90	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0A

Deuteranopia (green-blind)

#221E0B

Tritanopia (blue-blind)

#2C1716

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #281a0b;
/* rgb */ color: rgb(40, 26, 11);
/* oklch */ color: oklch(23.2% 0.034 66.7);

Tailwind

colors: {
  custom: {
    50: '#63564b',
    500: '#281a0b',
    950: '#000000',
  },
}

SCSS

$custom: #281a0b;
$custom-light: #63564b;
$custom-dark: #000000;

JSON

{
  "hex": "#281a0b",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 11
  },
  "hsl": {
    "h": 31.034,
    "s": 56.863,
    "l": 10
  },
  "oklch": {
    "l": 0.23162,
    "c": 0.03382,
    "h": 66.7
  },
  "luminance": 0.01214
}

Semantic roles & 50–950 ramp

primary

#281A0B

secondary

#2B4664

accent

#91E048

background

#F5F5F4

surface

#EAE9E7

border

#C6C5C3

text

#050301

muted

#797877

Preview Lab

Preview with #281A0B

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

Preview Lab → · Contrast checker → · Palette generator →