#1B771C#1B771C

#1B771C is a mid, vivid green. Relative luminance 0.135; OKLCH L 49.9% C 0.151 H 143.0°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#1B771C
RGB	rgb(27, 119, 28)
HSL	hsl(121, 63%, 29%)
HSV	hsv(121, 77%, 47%)
CMYK	cmyk(77.3%, 0%, 76.5%, 53.3%)
CIE-LAB	lab(43.52, -44.43, 40.12)
CIE-LCH	lch(43.52, 59.86, 137.92°)
OKLab	oklab(49.85% -0.1206 0.0908)
OKLCH	oklch(49.85% 0.151 143)
XYZ	xyz(7.2580, 13.5097, 3.3235)
Luminance	0.1351 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B771C #771B76

analogous

#48771B #1B771C #1B774A

triadic

#1B771C #1C1B77 #771C1B

tetradic

#1B771C #1B4877 #771B76 #774A1B

square

#1B771C #1B4877 #771B76 #774A1B

split-complementary

#1B771C #4A1B77 #771B48

monochromatic

#061906 #104510 #1B771C #26A928 #3AD23C

Accessibility & contrast

On white

5.67

#1B771C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#1B771C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B771C

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B771C	#FFFFFF	#000000	##FFFFFF
##1B771C	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6B0B

Deuteranopia (green-blind)

#6F6426

Tritanopia (blue-blind)

#007365

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #1b771c;
/* rgb */ color: rgb(27, 119, 28);
/* oklch */ color: oklch(49.9% 0.151 143.0);

Tailwind

colors: {
  custom: {
    50: '#689f5f',
    500: '#1b771c',
    950: '#000000',
  },
}

SCSS

$custom: #1b771c;
$custom-light: #689f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b771c",
  "rgb": {
    "r": 27,
    "g": 119,
    "b": 28
  },
  "hsl": {
    "h": 120.652,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.49853,
    "c": 0.15093,
    "h": 143
  },
  "luminance": 0.13511
}

Semantic roles & 50–950 ramp

primary

#1B771C

secondary

#AB42AA

accent

#42E4E6

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070F05

muted

#7A7E79

Preview Lab

Preview with #1B771C

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

Preview Lab → · Contrast checker → · Palette generator →