#18B428#18B428

#18B428 is a light, highly saturated green. Relative luminance 0.330; OKLCH L 67.0% C 0.213 H 143.6°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX#18B428
RGBrgb(24, 180, 40)
HSLhsl(126, 76%, 40%)
HSVhsv(126, 87%, 71%)
CMYKcmyk(86.7%, 0%, 77.8%, 29.4%)
CIE-LABlab(64.15, -63.33, 56.30)
CIE-LCHlch(64.15, 84.73, 138.36°)
OKLaboklab(67.03% -0.1713 0.1262)
OKLCHoklch(67.03% 0.213 143.6)
XYZxyz(17.0798, 32.9877, 7.4742)
Luminance0.3299 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18B428 #B418A4
analogous
#56B418 #18B428 #18B476
triadic
#18B428 #2818B4 #B42818
tetradic
#18B428 #1856B4 #B418A4 #B47618
square
#18B428 #1856B4 #B418A4 #B47618
split-complementary
#18B428 #7618B4 #B41856
monochromatic
#0A4810 #117E1C #18B428 #27E23A #5DE96B

Accessibility & contrast

On white

2.76
#18B428 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.60
#18B428 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18B428
7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18B428#FFFFFF#000000##000000
##18B4281.002.767.607.60
#FFFFFF2.761.0021.0021.00
#0000007.6021.001.001.00
##0000007.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8A201
Deuteranopia (green-blind)
#A89738
Tritanopia (blue-blind)
#00AF9A
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #18b428;
/* rgb */ color: rgb(24, 180, 40);
/* oklch */ color: oklch(67.0% 0.213 143.6);
Tailwind
colors: {
  custom: {
    50: '#77cc6d',
    500: '#18b428',
    950: '#000000',
  },
}
SCSS
$custom: #18b428;
$custom-light: #77cc6d;
$custom-dark: #000000;
JSON
{
  "hex": "#18b428",
  "rgb": {
    "r": 24,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 126.154,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.67031,
    "c": 0.21276,
    "h": 143.6
  },
  "luminance": 0.3299
}

Semantic roles & 50–950 ramp

primary
#18B428
secondary
#CD5BC1
accent
#35E0F3
background
#F8FCF6
surface
#EFF9EC
border
#CAD2C7
text
#0B1308
muted
#7C827B

Preview Lab

Preview with #18B428

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

Preview Lab → · Contrast checker → · Palette generator →

#18B428 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva