#1B3105#1B3105

#1B3105 is a dark, moderate yellow-green. Relative luminance 0.024; OKLCH L 28.4% C 0.073 H 132.7°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#1B3105
RGB	rgb(27, 49, 5)
HSL	hsl(90, 81%, 11%)
HSV	hsv(90, 90%, 19%)
CMYK	cmyk(44.9%, 0%, 89.8%, 80.8%)
CIE-LAB	lab(17.65, -17.49, 22.82)
CIE-LCH	lch(17.65, 28.75, 127.46°)
OKLab	oklab(28.42% -0.0493 0.0535)
OKLCH	oklch(28.42% 0.073 132.7)
XYZ	xyz(1.5777, 2.4405, 0.5315)
Luminance	0.0244 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3105 #1B0531

analogous

#313105 #1B3105 #053105

triadic

#1B3105 #051B31 #31051B

tetradic

#1B3105 #053131 #1B0531 #310505

square

#1B3105 #053131 #1B0531 #310505

split-complementary

#1B3105 #050531 #310531

monochromatic

#0F1C03 #0F1C03 #1B3105 #3A690B #58A010

Accessibility & contrast

On white

14.11

#1B3105 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1B3105 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3105

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3105	#FFFFFF	#000000	##FFFFFF
##1B3105	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332C00

Deuteranopia (green-blind)

#302B09

Tritanopia (blue-blind)

#1B2F29

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1b3105;
/* rgb */ color: rgb(27, 49, 5);
/* oklch */ color: oklch(28.4% 0.073 132.7);

Tailwind

colors: {
  custom: {
    50: '#596949',
    500: '#1b3105',
    950: '#000000',
  },
}

SCSS

$custom: #1b3105;
$custom-light: #596949;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3105",
  "rgb": {
    "r": 27,
    "g": 49,
    "b": 5
  },
  "hsl": {
    "h": 90,
    "s": 81.481,
    "l": 10.588
  },
  "oklch": {
    "l": 0.2842,
    "c": 0.07279,
    "h": 132.7
  },
  "luminance": 0.02441
}

Semantic roles & 50–950 ramp

primary

#1B3105

secondary

#491F72

accent

#30F894

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040601

muted

#797A77

Preview Lab

Preview with #1B3105

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

Preview Lab → · Contrast checker → · Palette generator →