#1B773F#1B773F

#1B773F is a mid, vivid green. Relative luminance 0.138; OKLCH L 50.3% C 0.121 H 151.7°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#1B773F
RGB	rgb(27, 119, 63)
HSL	hsl(143, 63%, 29%)
HSV	hsv(143, 77%, 47%)
CMYK	cmyk(77.3%, 0%, 47.1%, 53.3%)
CIE-LAB	lab(43.92, -39.66, 23.41)
CIE-LCH	lch(43.92, 46.06, 149.45°)
OKLab	oklab(50.32% -0.1067 0.0575)
OKLCH	oklch(50.32% 0.121 151.7)
XYZ	xyz(7.9453, 13.7846, 6.9436)
Luminance	0.1379 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B773F #771B53

analogous

#25771B #1B773F #1B776D

triadic

#1B773F #3F1B77 #773F1B

tetradic

#1B773F #1B2577 #771B53 #776D1B

square

#1B773F #1B2577 #771B53 #776D1B

split-complementary

#1B773F #6D1B77 #771B25

monochromatic

#06190D #104525 #1B773F #26A959 #3AD276

Accessibility & contrast

On white

5.59

#1B773F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#1B773F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B773F

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B773F	#FFFFFF	#000000	##FFFFFF
##1B773F	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#776C3B

Deuteranopia (green-blind)

#6D6543

Tritanopia (blue-blind)

#00756A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b773f;
/* rgb */ color: rgb(27, 119, 63);
/* oklch */ color: oklch(50.3% 0.121 151.7);

Tailwind

colors: {
  custom: {
    50: '#679f75',
    500: '#1b773f',
    950: '#000000',
  },
}

SCSS

$custom: #1b773f;
$custom-light: #679f75;
$custom-dark: #000000;

JSON

{
  "hex": "#1b773f",
  "rgb": {
    "r": 27,
    "g": 119,
    "b": 63
  },
  "hsl": {
    "h": 143.478,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.50316,
    "c": 0.12123,
    "h": 151.7
  },
  "luminance": 0.13786
}

Semantic roles & 50–950 ramp

primary

#1B773F

secondary

#AB4282

accent

#42A6E6

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#070F08

muted

#7A7E7B

Preview Lab

Preview with #1B773F

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

Preview Lab → · Contrast checker → · Palette generator →