Signal Green to Cathode Green Gradient
CSS
background: linear-gradient(90deg, #33ff00 0%, #00ff55 100%);
From Signal Green (#33FF00) to Cathode Green (#00FF55). The two hues are 32° apart on the color wheel, close enough that the blend stays clean without a muddy middle.
Colors along the gradient
| Name | HEX | RGB | HSL | CMYK | |
|---|---|---|---|---|---|
| Signal Green | #33FF00 | 51, 255, 0 | 108°, 100%, 50% | 80, 0, 100, 0 | |
| 25% (near McNuke) | #26FF15 | 38, 255, 21 | 116°, 100%, 54% | 85, 0, 92, 0 | |
| 50% (near Electric Laser Lime) | #1AFF2B | 26, 255, 43 | 124°, 100%, 55% | 90, 0, 83, 0 | |
| 75% (near Radiant Hulk) | #0DFF40 | 13, 255, 64 | 133°, 100%, 53% | 95, 0, 75, 0 | |
| Cathode Green | #00FF55 | 0, 255, 85 | 140°, 100%, 50% | 100, 0, 67, 0 |
Halfway along, the gradient is #1AFF2B, closest to the named color Electric Laser Lime. The stops are mixed in RGB, the way browsers draw a linear gradient by default.
Text on this gradient
Black text reads best on both ends, so one text color works across the whole gradient. The two end colors have a contrast ratio of 1.00:1, so the change is gentle.
Other ways to use it
- Top to bottom:
linear-gradient(180deg, #33ff00, #00ff55) - Diagonal:
linear-gradient(135deg, #33ff00, #00ff55) - Radial, from the center out:
radial-gradient(circle, #33ff00, #00ff55) - Tailwind CSS:
bg-gradient-to-r from-[#33ff00] to-[#00ff55]
Gradients like this work well for page headers, buttons, cards and slide backgrounds. Keep body text on a solid color for the best readability.
Related gradients
Questions
What are the HEX codes of the Signal Green to Cathode Green gradient?
It starts at #33FF00 (Signal Green) and ends at #00FF55 (Cathode Green), with #1AFF2B in the middle.
How do I reverse the gradient?
Swap the two colors or change the angle from 90deg to 270deg: linear-gradient(270deg, #33ff00, #00ff55) runs from Cathode Green on the left to Signal Green on the right.