#1B9E35#1B9E35

#1B9E35 is a mid, vivid green. Relative luminance 0.249; OKLCH L 61.1% C 0.180 H 145.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#1B9E35
RGBrgb(27, 158, 53)
HSLhsl(132, 71%, 36%)
HSVhsv(132, 83%, 62%)
CMYKcmyk(82.9%, 0%, 66.5%, 38%)
CIE-LABlab(57.02, -55.02, 43.98)
CIE-LCHlch(57.02, 70.44, 141.36°)
OKLaboklab(61.14% -0.1482 0.102)
OKLCHoklch(61.14% 0.18 145.5)
XYZxyz(13.3205, 24.9421, 7.4797)
Luminance0.2494 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9E35 #9E1B84
analogous
#439E1B #1B9E35 #1B9E77
triadic
#1B9E35 #351B9E #9E351B
tetradic
#1B9E35 #1B439E #9E1B84 #9E771B
square
#1B9E35 #1B439E #9E1B84 #9E771B
split-complementary
#1B9E35 #771B9E #9E1B43
monochromatic
#093512 #126A23 #1B9E35 #24D247 #52E16E

Accessibility & contrast

On white

3.51
#1B9E35 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.99
#1B9E35 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E35
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9E35#FFFFFF#000000##000000
##1B9E351.003.515.995.99
#FFFFFF3.511.0021.0021.00
#0000005.9921.001.001.00
##0000005.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A18F28
Deuteranopia (green-blind)
#93853F
Tritanopia (blue-blind)
#009A88
Achromatopsia (no color)
#898989

Design tokens & code

CSS
--color: #1b9e35;
/* rgb */ color: rgb(27, 158, 53);
/* oklch */ color: oklch(61.1% 0.180 145.5);
Tailwind
colors: {
  custom: {
    50: '#71bc71',
    500: '#1b9e35',
    950: '#000000',
  },
}
SCSS
$custom: #1b9e35;
$custom-light: #71bc71;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9e35",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 53
  },
  "hsl": {
    "h": 131.908,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61135,
    "c": 0.17995,
    "h": 145.5
  },
  "luminance": 0.24944
}

Semantic roles & 50–950 ramp

primary
#1B9E35
secondary
#C451AD
accent
#3ACAEE
background
#F7FBF7
surface
#EDF6ED
border
#C8D0C8
text
#091208
muted
#7B817B

Preview Lab

Preview with #1B9E35

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9E35 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva