#1B9631#1B9631

#1B9631 is a mid, vivid green. Relative luminance 0.223; OKLCH L 58.9% C 0.173 H 145.2°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX#1B9631
RGBrgb(27, 150, 49)
HSLhsl(131, 69%, 35%)
HSVhsv(131, 82%, 59%)
CMYKcmyk(82%, 0%, 67.3%, 41.2%)
CIE-LABlab(54.31, -52.83, 42.76)
CIE-LCHlch(54.31, 67.97, 141.02°)
OKLaboklab(58.87% -0.1424 0.099)
OKLCHoklch(58.87% 0.173 145.2)
XYZxyz(11.9119, 22.2660, 6.5751)
Luminance0.2227 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9631 #961B80
analogous
#42961B #1B9631 #1B966F
triadic
#1B9631 #311B96 #96311B
tetradic
#1B9631 #1B4296 #961B80 #966F1B
square
#1B9631 #1B4296 #961B80 #966F1B
split-complementary
#1B9631 #6F1B96 #961B42
monochromatic
#082E0F #126220 #1B9631 #24CA42 #4DDF67

Accessibility & contrast

On white

3.85
#1B9631 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.45
#1B9631 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9631
5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9631#FFFFFF#000000##000000
##1B96311.003.855.455.45
#FFFFFF3.851.0021.0021.00
#0000005.4521.001.001.00
##0000005.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#998724
Deuteranopia (green-blind)
#8B7E3A
Tritanopia (blue-blind)
#009281
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #1b9631;
/* rgb */ color: rgb(27, 150, 49);
/* oklch */ color: oklch(58.9% 0.173 145.2);
Tailwind
colors: {
  custom: {
    50: '#6fb66e',
    500: '#1b9631',
    950: '#000000',
  },
}
SCSS
$custom: #1b9631;
$custom-light: #6fb66e;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9631",
  "rgb": {
    "r": 27,
    "g": 150,
    "b": 49
  },
  "hsl": {
    "h": 130.732,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5887,
    "c": 0.17345,
    "h": 145.2
  },
  "luminance": 0.22267
}

Semantic roles & 50–950 ramp

primary
#1B9631
secondary
#C14CAC
accent
#3BCDEC
background
#F7FBF6
surface
#EDF6EC
border
#C8D0C7
text
#091107
muted
#7B807A

Preview Lab

Preview with #1B9631

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9631 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva