#1B8A3A#1B8A3A

#1B8A3A is a mid, vivid green. Relative luminance 0.187; OKLCH L 55.6% C 0.151 H 147.7°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX#1B8A3A
RGBrgb(27, 138, 58)
HSLhsl(137, 67%, 32%)
HSVhsv(137, 80%, 54%)
CMYKcmyk(80.4%, 0%, 58%, 45.9%)
CIE-LABlab(50.35, -47.59, 34.01)
CIE-LCHlch(50.35, 58.49, 144.45°)
OKLaboklab(55.62% -0.1279 0.081)
OKLCHoklch(55.62% 0.151 147.7)
XYZxyz(10.3034, 18.7142, 7.0714)
Luminance0.1872 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8A3A #8A1B6B
analogous
#338A1B #1B8A3A #1B8A72
triadic
#1B8A3A #3A1B8A #8A3A1B
tetradic
#1B8A3A #1B338A #8A1B6B #8A721B
square
#1B8A3A #1B338A #8A1B6B #8A721B
split-complementary
#1B8A3A #721B8A #8A1B33
monochromatic
#07240F #115724 #1B8A3A #25BD50 #45DB6F

Accessibility & contrast

On white

4.43
#1B8A3A on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.74
#1B8A3A on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A3A
4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8A3A#FFFFFF#000000##000000
##1B8A3A1.004.434.744.74
#FFFFFF4.431.0021.0021.00
#0000004.7421.001.001.00
##0000004.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#8C7D32
Deuteranopia (green-blind)
#7F7440
Tritanopia (blue-blind)
#008778
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #1b8a3a;
/* rgb */ color: rgb(27, 138, 58);
/* oklch */ color: oklch(55.6% 0.151 147.7);
Tailwind
colors: {
  custom: {
    50: '#6cad72',
    500: '#1b8a3a',
    950: '#000000',
  },
}
SCSS
$custom: #1b8a3a;
$custom-light: #6cad72;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8a3a",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 58
  },
  "hsl": {
    "h": 136.757,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55615,
    "c": 0.15143,
    "h": 147.7
  },
  "luminance": 0.18715
}

Semantic roles & 50–950 ramp

primary
#1B8A3A
secondary
#BC459B
accent
#3EBAEA
background
#F7FAF7
surface
#EDF4ED
border
#C8CEC8
text
#081008
muted
#7B7F7B

Preview Lab

Preview with #1B8A3A

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8A3A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva