#1B5D11#1B5D11

#1B5D11 is a dark, vivid green. Relative luminance 0.081; OKLCH L 42.1% C 0.126 H 141.3°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#1B5D11
RGB	rgb(27, 93, 17)
HSL	hsl(112, 69%, 22%)
HSV	hsv(112, 82%, 36%)
CMYK	cmyk(71%, 0%, 81.7%, 63.5%)
CIE-LAB	lab(34.19, -35.91, 35.05)
CIE-LCH	lch(34.19, 50.18, 135.70°)
OKLab	oklab(42.09% -0.0981 0.0786)
OKLCH	oklch(42.09% 0.126 141.3)
XYZ	xyz(4.4673, 8.1017, 1.8586)
Luminance	0.0810 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5D11 #53115D

analogous

#415D11 #1B5D11 #115D2D

triadic

#1B5D11 #111B5D #5D111B

tetradic

#1B5D11 #11415D #53115D #5D2D11

square

#1B5D11 #11415D #53115D #5D2D11

split-complementary

#1B5D11 #2D115D #5D1141

monochromatic

#081A05 #0C2908 #1B5D11 #2A911A #39C424

Accessibility & contrast

On white

8.01

#1B5D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1B5D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5D11

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5D11	#FFFFFF	#000000	##FFFFFF
##1B5D11	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605402

Deuteranopia (green-blind)

#584E19

Tritanopia (blue-blind)

#0E5A4F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1b5d11;
/* rgb */ color: rgb(27, 93, 17);
/* oklch */ color: oklch(42.1% 0.126 141.3);

Tailwind

colors: {
  custom: {
    50: '#628c55',
    500: '#1b5d11',
    950: '#000000',
  },
}

SCSS

$custom: #1b5d11;
$custom-light: #628c55;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5d11",
  "rgb": {
    "r": 27,
    "g": 93,
    "b": 17
  },
  "hsl": {
    "h": 112.105,
    "s": 69.091,
    "l": 21.569
  },
  "oklch": {
    "l": 0.4209,
    "c": 0.1257,
    "h": 141.3
  },
  "luminance": 0.08102
}

Semantic roles & 50–950 ramp

primary

#1B5D11

secondary

#893496

accent

#3CECD5

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060C03

muted

#7A7D78

Preview Lab

Preview with #1B5D11

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

Preview Lab → · Contrast checker → · Palette generator →