#181A01#181A01

#181A01 is a very dark, muted yellow. Relative luminance 0.009; OKLCH L 20.9% C 0.045 H 113.6°. Best body text is #FFFFFF at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#181A01
RGB	rgb(24, 26, 1)
HSL	hsl(65, 93%, 5%)
HSV	hsv(65, 96%, 10%)
CMYK	cmyk(7.7%, 0%, 96.2%, 89.8%)
CIE-LAB	lab(8.44, -5.59, 12.13)
CIE-LCH	lch(8.44, 13.35, 114.75°)
OKLab	oklab(20.87% -0.0179 0.0409)
OKLCH	oklch(20.87% 0.045 113.6)
XYZ	xyz(0.7516, 0.9352, 0.1696)
Luminance	0.0094 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181A01 #03011A

analogous

#1A0F01 #181A01 #0B1A01

triadic

#181A01 #01181A #1A0118

tetradic

#181A01 #011A0F #03011A #1A010B

square

#181A01 #011A0F #03011A #1A010B

split-complementary

#181A01 #010B1A #0F011A

monochromatic

#1B1D01 #1B1D01 #1B1D01 #4E5503 #859006

Accessibility & contrast

On white

17.69

#181A01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#181A01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181A01

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181A01	#FFFFFF	#000000	##FFFFFF
##181A01	1.00	17.69	1.19	17.69
#FFFFFF	17.69	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1800

Deuteranopia (green-blind)

#1D1902

Tritanopia (blue-blind)

#1A1815

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #181a01;
/* rgb */ color: rgb(24, 26, 1);
/* oklch */ color: oklch(20.9% 0.045 113.6);

Tailwind

colors: {
  custom: {
    50: '#545647',
    500: '#181a01',
    950: '#000000',
  },
}

SCSS

$custom: #181a01;
$custom-light: #545647;
$custom-dark: #000000;

JSON

{
  "hex": "#181a01",
  "rgb": {
    "r": 24,
    "g": 26,
    "b": 1
  },
  "hsl": {
    "h": 64.8,
    "s": 92.593,
    "l": 5.294
  },
  "oklch": {
    "l": 0.20873,
    "c": 0.04465,
    "h": 113.6
  },
  "luminance": 0.00935
}

Semantic roles & 50–950 ramp

primary

#181A01

secondary

#1B1562

accent

#29FF3A

background

#F4F5F3

surface

#E7E9E5

border

#C3C5C1

text

#020300

muted

#787877

Preview Lab

Preview with #181A01

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

Preview Lab → · Contrast checker → · Palette generator →