#1B9D28#1B9D28

#1B9D28 is a mid, vivid green. Relative luminance 0.245; OKLCH L 60.7% C 0.187 H 143.9°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX#1B9D28
RGBrgb(27, 157, 40)
HSLhsl(126, 71%, 36%)
HSVhsv(126, 83%, 62%)
CMYKcmyk(82.8%, 0%, 74.5%, 38.4%)
CIE-LABlab(56.58, -55.97, 48.80)
CIE-LCHlch(56.58, 74.25, 138.91°)
OKLaboklab(60.74% -0.1514 0.1106)
OKLCHoklch(60.74% 0.187 143.9)
XYZxyz(12.8911, 24.4986, 6.0564)
Luminance0.2450 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9D28 #9D1B90
analogous
#4F9D1B #1B9D28 #1B9D69
triadic
#1B9D28 #281B9D #9D281B
tetradic
#1B9D28 #1B4F9D #9D1B90 #9D691B
square
#1B9D28 #1B4F9D #9D1B90 #9D691B
split-complementary
#1B9D28 #691B9D #9D1B4F
monochromatic
#09350D #12691B #1B9D28 #24D135 #51E160

Accessibility & contrast

On white

3.56
#1B9D28 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.90
#1B9D28 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9D28
5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9D28#FFFFFF#000000##000000
##1B9D281.003.565.905.90
#FFFFFF3.561.0021.0021.00
#0000005.9021.001.001.00
##0000005.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#A08E12
Deuteranopia (green-blind)
#928434
Tritanopia (blue-blind)
#009886
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #1b9d28;
/* rgb */ color: rgb(27, 157, 40);
/* oklch */ color: oklch(60.7% 0.187 143.9);
Tailwind
colors: {
  custom: {
    50: '#72bb6a',
    500: '#1b9d28',
    950: '#000000',
  },
}
SCSS
$custom: #1b9d28;
$custom-light: #72bb6a;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9d28",
  "rgb": {
    "r": 27,
    "g": 157,
    "b": 40
  },
  "hsl": {
    "h": 126,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.6074,
    "c": 0.18743,
    "h": 143.9
  },
  "luminance": 0.245
}

Semantic roles & 50–950 ramp

primary
#1B9D28
secondary
#C450B8
accent
#3ADCED
background
#F7FBF6
surface
#EEF6EB
border
#C9D0C6
text
#091207
muted
#7B817A

Preview Lab

Preview with #1B9D28

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9D28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva