CSS Filter Function Demo

1. Drop Shadow

Adds shadow

Drop Shadow Demo filter: drop-shadow(2px 4px 8px #585858);

2. Blur

Softens the image

Blur Demo filter: blur(4px);

3. Brightness

Adjusts lightness

Brightness Demo filter: brightness(150%);

4. Contrast

Boosts contrast

Contrast Demo filter: contrast(200%);

5. Grayscale

Converts to grayscale

Grayscale Demo filter: grayscale(100%);

6. Sepia

Warm, vintage tone

Sepia Demo filter: sepia(80%);

7. Invert

Inverts colors

Invert Demo filter: invert(100%);

8. Saturate

Boosts color intensity

Saturate Demo filter: saturate(200%);

9. Hue Rotate

Shifts colors around the wheel

Hue Rotate Demo filter: hue-rotate(120deg);

10. Opacity

Semi-transparent

Opacity Demo filter: opacity(50%);

Bonus tip:

You can combine multiple filters for unique effects. For example:

Bonus Demo filter: grayscale(50%) contrast(120%) blur(2px);
Based on this article CSS Filter Functions. Source Code on GitHub. Photo used in this demo is by Jeremy Bishop.