#1B9C33#1B9C33

#1B9C33 is a mid, vivid green. Relative luminance 0.242; OKLCH L 60.6% C 0.179 H 145.3°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX#1B9C33
RGBrgb(27, 156, 51)
HSLhsl(131, 70%, 36%)
HSVhsv(131, 83%, 61%)
CMYKcmyk(82.7%, 0%, 67.3%, 38.8%)
CIE-LABlab(56.33, -54.59, 44.10)
CIE-LCHlch(56.33, 70.18, 141.06°)
OKLaboklab(60.56% -0.1471 0.1021)
OKLCHoklch(60.56% 0.179 145.3)
XYZxyz(12.9371, 24.2474, 7.1297)
Luminance0.2425 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9C33 #9C1B84
analogous
#439C1B #1B9C33 #1B9C73
triadic
#1B9C33 #331B9C #9C331B
tetradic
#1B9C33 #1B439C #9C1B84 #9C731B
square
#1B9C33 #1B439C #9C1B84 #9C731B
split-complementary
#1B9C33 #731B9C #9C1B43
monochromatic
#093411 #126822 #1B9C33 #24D044 #51E16B

Accessibility & contrast

On white

3.59
#1B9C33 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.85
#1B9C33 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9C33
5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9C33#FFFFFF#000000##000000
##1B9C331.003.595.855.85
#FFFFFF3.591.0021.0021.00
#0000005.8521.001.001.00
##0000005.8521.001.001.00

Color blindness preview

Protanopia (red-blind)
#9F8D25
Deuteranopia (green-blind)
#91833D
Tritanopia (blue-blind)
#009886
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #1b9c33;
/* rgb */ color: rgb(27, 156, 51);
/* oklch */ color: oklch(60.6% 0.179 145.3);
Tailwind
colors: {
  custom: {
    50: '#71ba70',
    500: '#1b9c33',
    950: '#000000',
  },
}
SCSS
$custom: #1b9c33;
$custom-light: #71ba70;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9c33",
  "rgb": {
    "r": 27,
    "g": 156,
    "b": 51
  },
  "hsl": {
    "h": 131.163,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.60561,
    "c": 0.17906,
    "h": 145.3
  },
  "luminance": 0.24249
}

Semantic roles & 50–950 ramp

primary
#1B9C33
secondary
#C34FAE
accent
#3BCCED
background
#F7FBF6
surface
#EDF6EC
border
#C8D0C7
text
#091208
muted
#7B817B

Preview Lab

Preview with #1B9C33

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9C33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva