#1B9D2B#1B9D2B

#1B9D2B is a mid, vivid green. Relative luminance 0.245; OKLCH L 60.8% C 0.186 H 144.2°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX#1B9D2B
RGBrgb(27, 157, 43)
HSLhsl(127, 71%, 36%)
HSVhsv(127, 83%, 62%)
CMYKcmyk(82.8%, 0%, 72.6%, 38.4%)
CIE-LABlab(56.60, -55.70, 47.68)
CIE-LCHlch(56.60, 73.32, 139.44°)
OKLaboklab(60.76% -0.1505 0.1086)
OKLCHoklch(60.76% 0.186 144.2)
XYZxyz(12.9441, 24.5198, 6.3356)
Luminance0.2452 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9D2B #9D1B8D
analogous
#4C9D1B #1B9D2B #1B9D6C
triadic
#1B9D2B #2B1B9D #9D2B1B
tetradic
#1B9D2B #1B4C9D #9D1B8D #9D6C1B
square
#1B9D2B #1B4C9D #9D1B8D #9D6C1B
split-complementary
#1B9D2B #6C1B9D #9D1B4C
monochromatic
#09350E #12691D #1B9D2B #24D139 #51E163

Accessibility & contrast

On white

3.56
#1B9D2B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.90
#1B9D2B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9D2B
5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9D2B#FFFFFF#000000##000000
##1B9D2B1.003.565.905.90
#FFFFFF3.561.0021.0021.00
#0000005.9021.001.001.00
##0000005.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#A08E18
Deuteranopia (green-blind)
#928437
Tritanopia (blue-blind)
#009987
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #1b9d2b;
/* rgb */ color: rgb(27, 157, 43);
/* oklch */ color: oklch(60.8% 0.186 144.2);
Tailwind
colors: {
  custom: {
    50: '#71bb6b',
    500: '#1b9d2b',
    950: '#000000',
  },
}
SCSS
$custom: #1b9d2b;
$custom-light: #71bb6b;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9d2b",
  "rgb": {
    "r": 27,
    "g": 157,
    "b": 43
  },
  "hsl": {
    "h": 127.385,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60764,
    "c": 0.18561,
    "h": 144.2
  },
  "luminance": 0.24521
}

Semantic roles & 50–950 ramp

primary
#1B9D2B
secondary
#C450B6
accent
#3AD7ED
background
#F7FBF6
surface
#EEF6EC
border
#C9D0C7
text
#091207
muted
#7B817A

Preview Lab

Preview with #1B9D2B

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9D2B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva