#1B8A2B#1B8A2B

#1B8A2B is a mid, vivid green. Relative luminance 0.186; OKLCH L 55.4% C 0.164 H 144.8°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A2B
RGB	rgb(27, 138, 43)
HSL	hsl(129, 67%, 32%)
HSV	hsv(129, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 68.8%, 45.9%)
CIE-LAB	lab(50.20, -49.48, 40.89)
CIE-LCH	lch(50.20, 64.19, 140.42°)
OKLab	oklab(55.44% -0.1336 0.0944)
OKLCH	oklch(55.44% 0.164 144.8)
XYZ	xyz(9.9758, 18.5832, 5.3462)
Luminance	0.1858 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A2B #8A1B7A

analogous

#428A1B #1B8A2B #1B8A63

triadic

#1B8A2B #2B1B8A #8A2B1B

tetradic

#1B8A2B #1B428A #8A1B7A #8A631B

square

#1B8A2B #1B428A #8A1B7A #8A631B

split-complementary

#1B8A2B #631B8A #8A1B42

monochromatic

#07240B #11571B #1B8A2B #25BD3B #45DB5A

Accessibility & contrast

On white

4.45

#1B8A2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#1B8A2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A2B

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A2B	#FFFFFF	#000000	##000000
##1B8A2B	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7D1E

Deuteranopia (green-blind)

#807434

Tritanopia (blue-blind)

#008677

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b8a2b;
/* rgb */ color: rgb(27, 138, 43);
/* oklch */ color: oklch(55.4% 0.164 144.8);

Tailwind

colors: {
  custom: {
    50: '#6cad69',
    500: '#1b8a2b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a2b;
$custom-light: #6cad69;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a2b",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 43
  },
  "hsl": {
    "h": 128.649,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55436,
    "c": 0.16354,
    "h": 144.8
  },
  "luminance": 0.18584
}

Semantic roles & 50–950 ramp

primary

#1B8A2B

secondary

#BC45AB

accent

#3ED1EA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1B8A2B

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

Preview Lab → · Contrast checker → · Palette generator →