#1B9E38#1B9E38

#1B9E38 is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.2% C 0.178 H 145.9°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#1B9E38
RGBrgb(27, 158, 56)
HSLhsl(133, 71%, 36%)
HSVhsv(133, 83%, 62%)
CMYKcmyk(82.9%, 0%, 64.6%, 38%)
CIE-LABlab(57.05, -54.68, 42.69)
CIE-LCHlch(57.05, 69.37, 142.02°)
OKLaboklab(61.17% -0.1472 0.0996)
OKLCHoklch(61.17% 0.178 145.9)
XYZxyz(13.3917, 24.9706, 7.8546)
Luminance0.2497 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9E38 #9E1B81
analogous
#409E1B #1B9E38 #1B9E7A
triadic
#1B9E38 #381B9E #9E381B
tetradic
#1B9E38 #1B409E #9E1B81 #9E7A1B
square
#1B9E38 #1B409E #9E1B81 #9E7A1B
split-complementary
#1B9E38 #7A1B9E #9E1B40
monochromatic
#093513 #126A25 #1B9E38 #24D24B #52E172

Accessibility & contrast

On white

3.50
#1B9E38 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.99
#1B9E38 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E38
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9E38#FFFFFF#000000##000000
##1B9E381.003.505.995.99
#FFFFFF3.501.0021.0021.00
#0000005.9921.001.001.00
##0000005.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A08F2C
Deuteranopia (green-blind)
#928541
Tritanopia (blue-blind)
#009A89
Achromatopsia (no color)
#898989

Design tokens & code

CSS
--color: #1b9e38;
/* rgb */ color: rgb(27, 158, 56);
/* oklch */ color: oklch(61.2% 0.178 145.9);
Tailwind
colors: {
  custom: {
    50: '#71bc73',
    500: '#1b9e38',
    950: '#000000',
  },
}
SCSS
$custom: #1b9e38;
$custom-light: #71bc73;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9e38",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 56
  },
  "hsl": {
    "h": 133.282,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61167,
    "c": 0.17771,
    "h": 145.9
  },
  "luminance": 0.24972
}

Semantic roles & 50–950 ramp

primary
#1B9E38
secondary
#C451AB
accent
#3AC6EE
background
#F7FBF7
surface
#EDF6ED
border
#C8D0C8
text
#091208
muted
#7B817B

Preview Lab

Preview with #1B9E38

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9E38 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva