#180900#180900

#180900 is a very dark, muted orange. Relative luminance 0.004; OKLCH L 16.0% C 0.037 H 62.4°. Best body text is #FFFFFF at 19.48:1 contrast (WCAG AA passes).

Color values

HEX	#180900
RGB	rgb(24, 9, 0)
HSL	hsl(23, 100%, 5%)
HSV	hsv(23, 100%, 9%)
CMYK	cmyk(0%, 62.5%, 100%, 90.6%)
CIE-LAB	lab(3.52, 4.26, 5.35)
CIE-LCH	lch(3.52, 6.84, 51.44°)
OKLab	oklab(15.99% 0.017 0.0325)
OKLCH	oklch(15.99% 0.037 62.4)
XYZ	xyz(0.4744, 0.3896, 0.0502)
Luminance	0.0039 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180900 #000F18

analogous

#180003 #180900 #181500

triadic

#180900 #001809 #090018

tetradic

#180900 #031800 #000F18 #150018

square

#180900 #031800 #000F18 #150018

split-complementary

#180900 #001815 #000318

monochromatic

#1F0B00 #1F0B00 #1F0B00 #552000 #923700

Accessibility & contrast

On white

19.48

#180900 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#180900 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180900

19.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180900	#FFFFFF	#000000	##FFFFFF
##180900	1.00	19.48	1.08	19.48
#FFFFFF	19.48	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0B00

Deuteranopia (green-blind)

#110E00

Tritanopia (blue-blind)

#1B0606

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #180900;
/* rgb */ color: rgb(24, 9, 0);
/* oklch */ color: oklch(16.0% 0.037 62.4);

Tailwind

colors: {
  custom: {
    50: '#544b47',
    500: '#180900',
    950: '#000000',
  },
}

SCSS

$custom: #180900;
$custom-light: #544b47;
$custom-dark: #000000;

JSON

{
  "hex": "#180900",
  "rgb": {
    "r": 24,
    "g": 9,
    "b": 0
  },
  "hsl": {
    "h": 22.5,
    "s": 100,
    "l": 4.706
  },
  "oklch": {
    "l": 0.15985,
    "c": 0.03665,
    "h": 62.4
  },
  "luminance": 0.0039
}

Semantic roles & 50–950 ramp

primary

#180900

secondary

#114462

accent

#AFFF29

background

#F4F4F3

surface

#E7E7E5

border

#C3C3C1

text

#020100

muted

#787777

Preview Lab

Preview with #180900

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

Preview Lab → · Contrast checker → · Palette generator →