#1B8A1B#1B8A1B

#1B8A1B is a mid, vivid green. Relative luminance 0.185; OKLCH L 55.3% C 0.173 H 142.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A1B
RGB	rgb(27, 138, 27)
HSL	hsl(120, 67%, 32%)
HSV	hsv(120, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 80.4%, 45.9%)
CIE-LAB	lab(50.08, -50.88, 46.94)
CIE-LCH	lch(50.08, 69.23, 137.30°)
OKLab	oklab(55.31% -0.1381 0.1049)
OKLCH	oklch(55.31% 0.173 142.8)
XYZ	xyz(9.7377, 18.4879, 4.0920)
Luminance	0.1849 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A1B #8A1B8A

analogous

#538A1B #1B8A1B #1B8A53

triadic

#1B8A1B #1B1B8A #8A1B1B

tetradic

#1B8A1B #1B538A #8A1B8A #8A531B

square

#1B8A1B #1B538A #8A1B8A #8A531B

split-complementary

#1B8A1B #531B8A #8A1B53

monochromatic

#072407 #115711 #1B8A1B #25BD25 #45DB45

Accessibility & contrast

On white

4.47

#1B8A1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#1B8A1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A1B

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A1B	#FFFFFF	#000000	##000000
##1B8A1B	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7C00

Deuteranopia (green-blind)

#817428

Tritanopia (blue-blind)

#008675

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b8a1b;
/* rgb */ color: rgb(27, 138, 27);
/* oklch */ color: oklch(55.3% 0.173 142.8);

Tailwind

colors: {
  custom: {
    50: '#6dad61',
    500: '#1b8a1b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a1b;
$custom-light: #6dad61;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a1b",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 27
  },
  "hsl": {
    "h": 120,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55306,
    "c": 0.17342,
    "h": 142.8
  },
  "luminance": 0.18489
}

Semantic roles & 50–950 ramp

primary

#1B8A1B

secondary

#BC45BC

accent

#3EEAEA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081005

muted

#7B7F7A

Preview Lab

Preview with #1B8A1B

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

Preview Lab → · Contrast checker → · Palette generator →