#180901#180901

#180901 is a very dark, muted orange. Relative luminance 0.004; OKLCH L 16.0% C 0.034 H 57.9°. Best body text is #FFFFFF at 19.47:1 contrast (WCAG AA passes).

Color values

HEX	#180901
RGB	rgb(24, 9, 1)
HSL	hsl(21, 92%, 5%)
HSV	hsv(21, 96%, 9%)
CMYK	cmyk(0%, 62.5%, 95.8%, 90.6%)
CIE-LAB	lab(3.54, 4.40, 4.97)
CIE-LCH	lch(3.54, 6.64, 48.46°)
OKLab	oklab(16.02% 0.0183 0.0292)
OKLCH	oklch(16.02% 0.034 57.9)
XYZ	xyz(0.4799, 0.3918, 0.0791)
Luminance	0.0039 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180901 #011018

analogous

#180104 #180901 #181501

triadic

#180901 #011809 #090118

tetradic

#180901 #041801 #011018 #150118

square

#180901 #041801 #011018 #150118

split-complementary

#180901 #011815 #010418

monochromatic

#1D0B01 #1D0B01 #1D0B01 #531F03 #8E3506

Accessibility & contrast

On white

19.47

#180901 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#180901 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180901

19.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180901	#FFFFFF	#000000	##FFFFFF
##180901	1.00	19.47	1.08	19.47
#FFFFFF	19.47	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0B01

Deuteranopia (green-blind)

#110E01

Tritanopia (blue-blind)

#1B0607

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #180901;
/* rgb */ color: rgb(24, 9, 1);
/* oklch */ color: oklch(16.0% 0.034 57.9);

Tailwind

colors: {
  custom: {
    50: '#544b47',
    500: '#180901',
    950: '#000000',
  },
}

SCSS

$custom: #180901;
$custom-light: #544b47;
$custom-dark: #000000;

JSON

{
  "hex": "#180901",
  "rgb": {
    "r": 24,
    "g": 9,
    "b": 1
  },
  "hsl": {
    "h": 20.87,
    "s": 92,
    "l": 4.902
  },
  "oklch": {
    "l": 0.16022,
    "c": 0.03442,
    "h": 57.9
  },
  "luminance": 0.00392
}

Semantic roles & 50–950 ramp

primary

#180901

secondary

#154660

accent

#B4FF29

background

#F4F4F3

surface

#E7E7E5

border

#C3C3C1

text

#020100

muted

#787777

Preview Lab

Preview with #180901

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

Preview Lab → · Contrast checker → · Palette generator →