#1B3605#1B3605

#1B3605 is a dark, moderate yellow-green. Relative luminance 0.029; OKLCH L 30.0% C 0.080 H 134.5°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#1B3605
RGB	rgb(27, 54, 5)
HSL	hsl(93, 83%, 12%)
HSV	hsv(93, 91%, 21%)
CMYK	cmyk(50%, 0%, 90.7%, 78.8%)
CIE-LAB	lab(19.57, -20.06, 25.08)
CIE-LCH	lch(19.57, 32.12, 128.66°)
OKLab	oklab(29.99% -0.0563 0.0573)
OKLCH	oklch(29.99% 0.08 134.5)
XYZ	xyz(1.7985, 2.8822, 0.6051)
Luminance	0.0288 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 6.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3605 #200536

analogous

#343605 #1B3605 #053608

triadic

#1B3605 #051B36 #36051B

tetradic

#1B3605 #053436 #200536 #360805

square

#1B3605 #053436 #200536 #360805

split-complementary

#1B3605 #080536 #360534

monochromatic

#0E1C03 #0E1C03 #1B3605 #376E0A #53A60F

Accessibility & contrast

On white

13.32

#1B3605 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1B3605 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3605

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3605	#FFFFFF	#000000	##FFFFFF
##1B3605	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383100

Deuteranopia (green-blind)

#352F0A

Tritanopia (blue-blind)

#1B332D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1b3605;
/* rgb */ color: rgb(27, 54, 5);
/* oklch */ color: oklch(30.0% 0.080 134.5);

Tailwind

colors: {
  custom: {
    50: '#5a6d4a',
    500: '#1b3605',
    950: '#000000',
  },
}

SCSS

$custom: #1b3605;
$custom-light: #5a6d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3605",
  "rgb": {
    "r": 27,
    "g": 54,
    "b": 5
  },
  "hsl": {
    "h": 93.061,
    "s": 83.051,
    "l": 11.569
  },
  "oklch": {
    "l": 0.29991,
    "c": 0.08032,
    "h": 134.5
  },
  "luminance": 0.02882
}

Semantic roles & 50–950 ramp

primary

#1B3605

secondary

#502077

accent

#2EF99E

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1B3605

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

Preview Lab → · Contrast checker → · Palette generator →