#181A00#181A00

#181A00 is a very dark, muted yellow. Relative luminance 0.009; OKLCH L 20.9% C 0.047 H 113.6°. Best body text is #FFFFFF at 17.70:1 contrast (WCAG AA passes).

Color values

HEX	#181A00
RGB	rgb(24, 26, 0)
HSL	hsl(65, 100%, 5%)
HSV	hsv(65, 100%, 10%)
CMYK	cmyk(7.7%, 0%, 100%, 89.8%)
CIE-LAB	lab(8.42, -5.73, 12.50)
CIE-LCH	lch(8.42, 13.75, 114.63°)
OKLab	oklab(20.85% -0.0187 0.0428)
OKLCH	oklch(20.85% 0.047 113.6)
XYZ	xyz(0.7461, 0.9330, 0.1408)
Luminance	0.0093 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181A00 #02001A

analogous

#1A0F00 #181A00 #0B1A00

triadic

#181A00 #00181A #1A0018

tetradic

#181A00 #001A0F #02001A #1A000B

square

#181A00 #001A0F #02001A #1A000B

split-complementary

#181A00 #000B1A #0F001A

monochromatic

#1C1F00 #1C1F00 #1C1F00 #505700 #899400

Accessibility & contrast

On white

17.70

#181A00 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#181A00 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181A00

17.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181A00	#FFFFFF	#000000	##FFFFFF
##181A00	1.00	17.70	1.19	17.70
#FFFFFF	17.70	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1800

Deuteranopia (green-blind)

#1D1901

Tritanopia (blue-blind)

#1B1814

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #181a00;
/* rgb */ color: rgb(24, 26, 0);
/* oklch */ color: oklch(20.9% 0.047 113.6);

Tailwind

colors: {
  custom: {
    50: '#545646',
    500: '#181a00',
    950: '#000000',
  },
}

SCSS

$custom: #181a00;
$custom-light: #545646;
$custom-dark: #000000;

JSON

{
  "hex": "#181a00",
  "rgb": {
    "r": 24,
    "g": 26,
    "b": 0
  },
  "hsl": {
    "h": 64.615,
    "s": 100,
    "l": 5.098
  },
  "oklch": {
    "l": 0.20851,
    "c": 0.04672,
    "h": 113.6
  },
  "luminance": 0.00933
}

Semantic roles & 50–950 ramp

primary

#181A00

secondary

#181264

accent

#29FF39

background

#F4F5F3

surface

#E7E9E5

border

#C3C5C1

text

#020300

muted

#787877

Preview Lab

Preview with #181A00

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

Preview Lab → · Contrast checker → · Palette generator →