#1B9E2A#1B9E2A

#1B9E2A is a mid, vivid green. Relative luminance 0.249; OKLCH L 61.0% C 0.187 H 144.0°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX#1B9E2A
RGBrgb(27, 158, 42)
HSLhsl(127, 71%, 36%)
HSVhsv(127, 83%, 62%)
CMYKcmyk(82.9%, 0%, 73.4%, 38%)
CIE-LABlab(56.93, -56.11, 48.40)
CIE-LCHlch(56.93, 74.10, 139.22°)
OKLaboklab(61.03% -0.1517 0.11)
OKLCHoklch(61.03% 0.187 144)
XYZxyz(13.0959, 24.8523, 6.2968)
Luminance0.2485 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9E2A #9E1B8F
analogous
#4E9E1B #1B9E2A #1B9E6C
triadic
#1B9E2A #2A1B9E #9E2A1B
tetradic
#1B9E2A #1B4E9E #9E1B8F #9E6C1B
square
#1B9E2A #1B4E9E #9E1B8F #9E6C1B
split-complementary
#1B9E2A #6C1B9E #9E1B4E
monochromatic
#09350E #126A1C #1B9E2A #24D238 #52E162

Accessibility & contrast

On white

3.52
#1B9E2A on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.97
#1B9E2A on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E2A
5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9E2A#FFFFFF#000000##000000
##1B9E2A1.003.525.975.97
#FFFFFF3.521.0021.0021.00
#0000005.9721.001.001.00
##0000005.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#A18E16
Deuteranopia (green-blind)
#938536
Tritanopia (blue-blind)
#009987
Achromatopsia (no color)
#898989

Design tokens & code

CSS
--color: #1b9e2a;
/* rgb */ color: rgb(27, 158, 42);
/* oklch */ color: oklch(61.0% 0.187 144.0);
Tailwind
colors: {
  custom: {
    50: '#72bc6b',
    500: '#1b9e2a',
    950: '#000000',
  },
}
SCSS
$custom: #1b9e2a;
$custom-light: #72bc6b;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9e2a",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 42
  },
  "hsl": {
    "h": 126.87,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61034,
    "c": 0.18735,
    "h": 144
  },
  "luminance": 0.24854
}

Semantic roles & 50–950 ramp

primary
#1B9E2A
secondary
#C451B7
accent
#3AD9EE
background
#F7FBF6
surface
#EEF6EC
border
#C9D0C7
text
#091207
muted
#7B817A

Preview Lab

Preview with #1B9E2A

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9E2A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva