#1B871B#1B871B

#1B871B is a mid, vivid green. Relative luminance 0.176; OKLCH L 54.5% C 0.170 H 142.8°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B871B
RGB	rgb(27, 135, 27)
HSL	hsl(120, 67%, 32%)
HSV	hsv(120, 80%, 53%)
CMYK	cmyk(80%, 0%, 80%, 47.1%)
CIE-LAB	lab(49.06, -49.90, 45.95)
CIE-LCH	lch(49.06, 67.84, 137.36°)
OKLab	oklab(54.45% -0.1354 0.1028)
OKLCH	oklch(54.45% 0.17 142.8)
XYZ	xyz(9.3132, 17.6390, 3.9505)
Luminance	0.1764 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B871B #871B87

analogous

#51871B #1B871B #1B8751

triadic

#1B871B #1B1B87 #871B1B

tetradic

#1B871B #1B5187 #871B87 #87511B

square

#1B871B #1B5187 #871B87 #87511B

split-complementary

#1B871B #511B87 #871B51

monochromatic

#072107 #115411 #1B871B #25BA25 #43D943

Accessibility & contrast

On white

4.64

#1B871B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#1B871B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B871B

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B871B	#FFFFFF	#000000	##FFFFFF
##1B871B	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7900

Deuteranopia (green-blind)

#7E7128

Tritanopia (blue-blind)

#008373

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b871b;
/* rgb */ color: rgb(27, 135, 27);
/* oklch */ color: oklch(54.5% 0.170 142.8);

Tailwind

colors: {
  custom: {
    50: '#6dab60',
    500: '#1b871b',
    950: '#000000',
  },
}

SCSS

$custom: #1b871b;
$custom-light: #6dab60;
$custom-dark: #000000;

JSON

{
  "hex": "#1b871b",
  "rgb": {
    "r": 27,
    "g": 135,
    "b": 27
  },
  "hsl": {
    "h": 120,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54451,
    "c": 0.17006,
    "h": 142.8
  },
  "luminance": 0.1764
}

Semantic roles & 50–950 ramp

primary

#1B871B

secondary

#BA44BA

accent

#3EEAEA

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #1B871B

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

Preview Lab → · Contrast checker → · Palette generator →