#1D3B09#1D3B09

#1D3B09 is a dark, moderate yellow-green. Relative luminance 0.034; OKLCH L 31.7% C 0.083 H 135.7°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D3B09
RGB	rgb(29, 59, 9)
HSL	hsl(96, 74%, 13%)
HSV	hsv(96, 85%, 23%)
CMYK	cmyk(50.8%, 0%, 84.7%, 76.9%)
CIE-LAB	lab(21.61, -21.37, 25.75)
CIE-LCH	lch(21.61, 33.47, 129.69°)
OKLab	oklab(31.71% -0.0596 0.0582)
OKLCH	oklch(31.71% 0.083 135.7)
XYZ	xyz(2.1199, 3.4087, 0.8046)
Luminance	0.0341 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3B09 #27093B

analogous

#363B09 #1D3B09 #093B0E

triadic

#1D3B09 #091D3B #3B091D

tetradic

#1D3B09 #09363B #27093B #3B0E09

square

#1D3B09 #09363B #27093B #3B0E09

split-complementary

#1D3B09 #0E093B #3B0936

monochromatic

#0D1B04 #0D1B04 #1D3B09 #377011 #51A519

Accessibility & contrast

On white

12.49

#1D3B09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1D3B09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3B09

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3B09	#FFFFFF	#000000	##FFFFFF
##1D3B09	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3502

Deuteranopia (green-blind)

#39330E

Tritanopia (blue-blind)

#1C3831

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d3b09;
/* rgb */ color: rgb(29, 59, 9);
/* oklch */ color: oklch(31.7% 0.083 135.7);

Tailwind

colors: {
  custom: {
    50: '#5c714c',
    500: '#1d3b09',
    950: '#000000',
  },
}

SCSS

$custom: #1d3b09;
$custom-light: #5c714c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3b09",
  "rgb": {
    "r": 29,
    "g": 59,
    "b": 9
  },
  "hsl": {
    "h": 96,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.3171,
    "c": 0.08326,
    "h": 135.7
  },
  "luminance": 0.03409
}

Semantic roles & 50–950 ramp

primary

#1D3B09

secondary

#582779

accent

#38F0A6

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1D3B09

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

Preview Lab → · Contrast checker → · Palette generator →