#1B5111#1B5111

#1B5111 is a dark, moderate green. Relative luminance 0.062; OKLCH L 38.5% C 0.110 H 140.8°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#1B5111
RGB	rgb(27, 81, 17)
HSL	hsl(111, 65%, 19%)
HSV	hsv(111, 79%, 32%)
CMYK	cmyk(66.7%, 0%, 79%, 68.2%)
CIE-LAB	lab(29.81, -31.17, 30.67)
CIE-LCH	lch(29.81, 43.73, 135.47°)
OKLab	oklab(38.46% -0.0853 0.0695)
OKLCH	oklch(38.46% 0.11 140.8)
XYZ	xyz(3.4954, 6.1580, 1.5346)
Luminance	0.0616 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 3.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5111 #471151

analogous

#3B5111 #1B5111 #115127

triadic

#1B5111 #111B51 #51111B

tetradic

#1B5111 #113B51 #471151 #512711

square

#1B5111 #113B51 #471151 #512711

split-complementary

#1B5111 #271151 #51113B

monochromatic

#081905 #0A1E06 #1B5111 #2C841C #3DB626

Accessibility & contrast

On white

9.41

#1B5111 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1B5111 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5111

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5111	#FFFFFF	#000000	##FFFFFF
##1B5111	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534906

Deuteranopia (green-blind)

#4D4517

Tritanopia (blue-blind)

#134E44

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1b5111;
/* rgb */ color: rgb(27, 81, 17);
/* oklch */ color: oklch(38.5% 0.110 140.8);

Tailwind

colors: {
  custom: {
    50: '#5f8254',
    500: '#1b5111',
    950: '#000000',
  },
}

SCSS

$custom: #1b5111;
$custom-light: #5f8254;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5111",
  "rgb": {
    "r": 27,
    "g": 81,
    "b": 17
  },
  "hsl": {
    "h": 110.625,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.38459,
    "c": 0.11,
    "h": 140.8
  },
  "luminance": 0.06158
}

Semantic roles & 50–950 ramp

primary

#1B5111

secondary

#7D348A

accent

#40E8CE

background

#F5F8F4

surface

#EAEFE8

border

#C6CAC4

text

#050A03

muted

#797C78

Preview Lab

Preview with #1B5111

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

Preview Lab → · Contrast checker → · Palette generator →