#1B771B#1B771B

#1B771B is a mid, vivid green. Relative luminance 0.135; OKLCH L 49.8% C 0.152 H 142.9°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#1B771B
RGB	rgb(27, 119, 27)
HSL	hsl(120, 63%, 29%)
HSV	hsv(120, 77%, 47%)
CMYK	cmyk(77.3%, 0%, 77.3%, 53.3%)
CIE-LAB	lab(43.51, -44.52, 40.50)
CIE-LCH	lch(43.51, 60.18, 137.71°)
OKLab	oklab(49.85% -0.1208 0.0915)
OKLCH	oklch(49.85% 0.152 142.9)
XYZ	xyz(7.2462, 13.5050, 3.2615)
Luminance	0.1351 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B771B #771B77

analogous

#49771B #1B771B #1B7749

triadic

#1B771B #1B1B77 #771B1B

tetradic

#1B771B #1B4977 #771B77 #77491B

square

#1B771B #1B4977 #771B77 #77491B

split-complementary

#1B771B #491B77 #771B49

monochromatic

#061906 #104510 #1B771B #26A926 #3AD23A

Accessibility & contrast

On white

5.67

#1B771B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#1B771B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B771B

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B771B	#FFFFFF	#000000	##FFFFFF
##1B771B	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)

#7A6B09

Deuteranopia (green-blind)

#6F6425

Tritanopia (blue-blind)

#007365

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #1b771b;
/* rgb */ color: rgb(27, 119, 27);
/* oklch */ color: oklch(49.8% 0.152 142.9);

Tailwind

colors: {
  custom: {
    50: '#689f5e',
    500: '#1b771b',
    950: '#000000',
  },
}

SCSS

$custom: #1b771b;
$custom-light: #689f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b771b",
  "rgb": {
    "r": 27,
    "g": 119,
    "b": 27
  },
  "hsl": {
    "h": 120,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.49846,
    "c": 0.15155,
    "h": 142.9
  },
  "luminance": 0.13506
}

Semantic roles & 50–950 ramp

primary

#1B771B

secondary

#AB42AB

accent

#42E6E6

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070F05

muted

#7A7E79

Preview Lab

Preview with #1B771B

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

Preview Lab → · Contrast checker → · Palette generator →