#1B5611#1B5611

#1B5611 is a dark, moderate green. Relative luminance 0.069; OKLCH L 40.0% C 0.117 H 141.1°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B5611
RGB	rgb(27, 86, 17)
HSL	hsl(111, 67%, 20%)
HSV	hsv(111, 80%, 34%)
CMYK	cmyk(68.6%, 0%, 80.2%, 66.3%)
CIE-LAB	lab(31.64, -33.19, 32.52)
CIE-LCH	lch(31.64, 46.47, 135.58°)
OKLab	oklab(39.98% -0.0907 0.0733)
OKLCH	oklch(39.98% 0.117 141.1)
XYZ	xyz(3.8808, 6.9287, 1.6631)
Luminance	0.0693 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5611 #4C1156

analogous

#3E5611 #1B5611 #115629

triadic

#1B5611 #111B56 #56111B

tetradic

#1B5611 #113E56 #4C1156 #562911

square

#1B5611 #113E56 #4C1156 #562911

split-complementary

#1B5611 #291156 #56113E

monochromatic

#081A05 #0B2307 #1B5611 #2B891B #3BBC25

Accessibility & contrast

On white

8.80

#1B5611 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1B5611 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5611

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5611	#FFFFFF	#000000	##FFFFFF
##1B5611	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D05

Deuteranopia (green-blind)

#514918

Tritanopia (blue-blind)

#115349

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b5611;
/* rgb */ color: rgb(27, 86, 17);
/* oklch */ color: oklch(40.0% 0.117 141.1);

Tailwind

colors: {
  custom: {
    50: '#618654',
    500: '#1b5611',
    950: '#000000',
  },
}

SCSS

$custom: #1b5611;
$custom-light: #618654;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5611",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 17
  },
  "hsl": {
    "h": 111.304,
    "s": 66.99,
    "l": 20.196
  },
  "oklch": {
    "l": 0.39978,
    "c": 0.11667,
    "h": 141.1
  },
  "luminance": 0.06929
}

Semantic roles & 50–950 ramp

primary

#1B5611

secondary

#82348F

accent

#3EEAD1

background

#F6F8F5

surface

#EBEFE9

border

#C6CAC5

text

#050B03

muted

#7A7C78

Preview Lab

Preview with #1B5611

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

Preview Lab → · Contrast checker → · Palette generator →