#1B781A#1B781A

#1B781A is a mid, vivid green. Relative luminance 0.137; OKLCH L 50.1% C 0.153 H 142.7°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1B781A
RGB	rgb(27, 120, 26)
HSL	hsl(119, 64%, 29%)
HSV	hsv(119, 78%, 47%)
CMYK	cmyk(77.5%, 0%, 78.3%, 52.9%)
CIE-LAB	lab(43.86, -44.94, 41.22)
CIE-LCH	lch(43.86, 60.98, 137.48°)
OKLab	oklab(50.13% -0.122 0.0928)
OKLCH	oklch(50.13% 0.153 142.7)
XYZ	xyz(7.3545, 13.7397, 3.2415)
Luminance	0.1374 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B781A #771A78

analogous

#4A781A #1B781A #1A7848

triadic

#1B781A #1A1B78 #781A1B

tetradic

#1B781A #1A4A78 #771A78 #78481A

square

#1B781A #1A4A78 #771A78 #78481A

split-complementary

#1B781A #481A78 #781A4A

monochromatic

#061905 #10460F #1B781A #26AA25 #3AD438

Accessibility & contrast

On white

5.60

#1B781A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#1B781A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B781A

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B781A	#FFFFFF	#000000	##FFFFFF
##1B781A	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6C06

Deuteranopia (green-blind)

#706524

Tritanopia (blue-blind)

#007466

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b781a;
/* rgb */ color: rgb(27, 120, 26);
/* oklch */ color: oklch(50.1% 0.153 142.7);

Tailwind

colors: {
  custom: {
    50: '#69a05e',
    500: '#1b781a',
    950: '#000000',
  },
}

SCSS

$custom: #1b781a;
$custom-light: #69a05e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b781a",
  "rgb": {
    "r": 27,
    "g": 120,
    "b": 26
  },
  "hsl": {
    "h": 119.362,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.50128,
    "c": 0.15334,
    "h": 142.7
  },
  "luminance": 0.13741
}

Semantic roles & 50–950 ramp

primary

#1B781A

secondary

#AB41AC

accent

#40E7E6

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070F05

muted

#7A7E79

Preview Lab

Preview with #1B781A

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

Preview Lab → · Contrast checker → · Palette generator →