#18A537#18A537

#18A537 is a light, vivid green. Relative luminance 0.274; OKLCH L 63.0% C 0.187 H 145.6°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX#18A537
RGBrgb(24, 165, 55)
HSLhsl(133, 75%, 37%)
HSVhsv(133, 85%, 65%)
CMYKcmyk(85.5%, 0%, 66.7%, 35.3%)
CIE-LABlab(59.32, -57.38, 45.64)
CIE-LCHlch(59.32, 73.32, 141.50°)
OKLaboklab(63.05% -0.1545 0.1058)
OKLCHoklch(63.05% 0.187 145.6)
XYZxyz(14.5203, 27.3785, 8.1330)
Luminance0.2738 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18A537 #A51886
analogous
#40A518 #18A537 #18A57D
triadic
#18A537 #3718A5 #A53718
tetradic
#18A537 #1840A5 #A51886 #A57D18
square
#18A537 #1840A5 #A51886 #A57D18
split-complementary
#18A537 #7D18A5 #A51840
monochromatic
#083A13 #107025 #18A537 #20DA49 #52E672

Accessibility & contrast

On white

3.24
#18A537 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.48
#18A537 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18A537
6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18A537#FFFFFF#000000##000000
##18A5371.003.246.486.48
#FFFFFF3.241.0021.0021.00
#0000006.4821.001.001.00
##0000006.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#A89529
Deuteranopia (green-blind)
#998B41
Tritanopia (blue-blind)
#00A18E
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #18a537;
/* rgb */ color: rgb(24, 165, 55);
/* oklch */ color: oklch(63.0% 0.187 145.6);
Tailwind
colors: {
  custom: {
    50: '#72c173',
    500: '#18a537',
    950: '#000000',
  },
}
SCSS
$custom: #18a537;
$custom-light: #72c173;
$custom-dark: #000000;
JSON
{
  "hex": "#18a537",
  "rgb": {
    "r": 24,
    "g": 165,
    "b": 55
  },
  "hsl": {
    "h": 133.191,
    "s": 74.603,
    "l": 37.059
  },
  "oklch": {
    "l": 0.63046,
    "c": 0.1872,
    "h": 145.6
  },
  "luminance": 0.2738
}

Semantic roles & 50–950 ramp

primary
#18A537
secondary
#C851AE
accent
#37C8F1
background
#F7FCF7
surface
#EEF8ED
border
#C9D1C8
text
#0A1208
muted
#7C817B

Preview Lab

Preview with #18A537

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

Preview Lab → · Contrast checker → · Palette generator →

#18A537 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva