#183403#183403

#183403 is a dark, moderate yellow-green. Relative luminance 0.027; OKLCH L 29.2% C 0.081 H 135.1°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#183403
RGB	rgb(24, 52, 3)
HSL	hsl(94, 89%, 11%)
HSV	hsv(94, 94%, 20%)
CMYK	cmyk(53.8%, 0%, 94.2%, 79.6%)
CIE-LAB	lab(18.61, -20.49, 24.75)
CIE-LCH	lch(18.61, 32.13, 129.62°)
OKLab	oklab(29.16% -0.0574 0.0573)
OKLCH	oklch(29.16% 0.081 135.1)
XYZ	xyz(1.6211, 2.6566, 0.5135)
Luminance	0.0266 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183403 #1F0334

analogous

#303403 #183403 #033407

triadic

#183403 #031834 #340318

tetradic

#183403 #033034 #1F0334 #340703

square

#183403 #033034 #1F0334 #340703

split-complementary

#183403 #070334 #340330

monochromatic

#0D1D02 #0D1D02 #183403 #336E06 #4DA80A

Accessibility & contrast

On white

13.71

#183403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#183403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183403

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183403	#FFFFFF	#000000	##FFFFFF
##183403	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F00

Deuteranopia (green-blind)

#332C07

Tritanopia (blue-blind)

#17322B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #183403;
/* rgb */ color: rgb(24, 52, 3);
/* oklch */ color: oklch(29.2% 0.081 135.1);

Tailwind

colors: {
  custom: {
    50: '#586c48',
    500: '#183403',
    950: '#000000',
  },
}

SCSS

$custom: #183403;
$custom-light: #586c48;
$custom-dark: #000000;

JSON

{
  "hex": "#183403",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 3
  },
  "hsl": {
    "h": 94.286,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.29158,
    "c": 0.0811,
    "h": 135.1
  },
  "luminance": 0.02657
}

Semantic roles & 50–950 ramp

primary

#183403

secondary

#501C77

accent

#29FFA3

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#030701

muted

#787A77

Preview Lab

Preview with #183403

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

Preview Lab → · Contrast checker → · Palette generator →