#1B3307#1B3307

#1B3307 is a dark, moderate yellow-green. Relative luminance 0.026; OKLCH L 29.1% C 0.074 H 134.0°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B3307
RGB	rgb(27, 51, 7)
HSL	hsl(93, 76%, 11%)
HSV	hsv(93, 86%, 20%)
CMYK	cmyk(47.1%, 0%, 86.3%, 80%)
CIE-LAB	lab(18.43, -18.33, 22.95)
CIE-LCH	lch(18.43, 29.37, 128.62°)
OKLab	oklab(29.07% -0.0514 0.0532)
OKLCH	oklch(29.07% 0.074 134)
XYZ	xyz(1.6741, 2.6159, 0.6177)
Luminance	0.0262 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 8.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3307 #1F0733

analogous

#313307 #1B3307 #073309

triadic

#1B3307 #071B33 #33071B

tetradic

#1B3307 #073133 #1F0733 #330907

square

#1B3307 #073133 #1F0733 #330907

split-complementary

#1B3307 #090733 #330731

monochromatic

#0E1B04 #0E1B04 #1B3307 #37690E #549F16

Accessibility & contrast

On white

13.79

#1B3307 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1B3307 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3307

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3307	#FFFFFF	#000000	##FFFFFF
##1B3307	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352E02

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#1B312A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1b3307;
/* rgb */ color: rgb(27, 51, 7);
/* oklch */ color: oklch(29.1% 0.074 134.0);

Tailwind

colors: {
  custom: {
    50: '#5a6b4a',
    500: '#1b3307',
    950: '#000000',
  },
}

SCSS

$custom: #1b3307;
$custom-light: #5a6b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3307",
  "rgb": {
    "r": 27,
    "g": 51,
    "b": 7
  },
  "hsl": {
    "h": 92.727,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.29071,
    "c": 0.07398,
    "h": 134
  },
  "luminance": 0.02616
}

Semantic roles & 50–950 ramp

primary

#1B3307

secondary

#4F2373

accent

#35F29C

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040601

muted

#797A77

Preview Lab

Preview with #1B3307

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

Preview Lab → · Contrast checker → · Palette generator →