Elastic ease-in-out.

Quadratic ease-in-out (slow start and end).

Quadratic ease-in (slow start, accelerating).

Cubic ease-out (fast start).

Elastic ease-out (spring effect).

Emit confetti particles (colorful, falling). Args: x, y: Emission position count: Number of confetti pieces

Emit sparkle particles (twinkling stars). Args: x, y: Emission position count: Number of sparkles

Get the complementary (opposite) color on the color wheel. Args: color: RGB color tuple Returns: Complementary RGB colo

Get a limited color palette optimized for emoji GIFs (<64KB). Args: name: Palette name (simple, vibrant_emoji) Returns:

Get a color for impact/emphasis effects. Args: effect_type: Type of effect (flash, explosion, electricity, etc.) Returns:

Find the largest font size that fits within given dimensions. Args: text: Text to size max_width: Maximum width in pixels

Get number of active particles.

Get the best text color (black or white) for a given background. Uses luminance calculation to ensure readability. Args: bg_col

Quick check if GIF is ready for Slack. Args: gif_path: Path to GIF file is_emoji: True for emoji GIF, False for message GIF

Lighten a color by a given amount. Args: color: RGB color tuple amount: Amount to lighten (0.0-1.0) Returns: Li

Linear interpolation (no easing).

Scale font size proportionally to frame dimensions. Useful for maintaining relative text size across different GIF dimensions. Args: