Pick a Bikini Bottom Round
Each round shows a character and a named target area, such as SpongeBob's pants, Mr. Krabs's shell, or Gary's shell. Your task is to recall that familiar color without a color code.
Toon Tone for SpongeBob
Toon Tone for SpongeBob
Toon Tone for SpongeBob is a five-round color memory game. Match Bikini Bottom character colors by eye with HSB sliders, then submit each guess to see how close you got across a 16-challenge library.
This is an unofficial, independent fan-made color game. It is not affiliated with or endorsed by the franchise owner or any rights holder.
Mermaid Man
SpongeBob SquarePants (1999)
Your selection
0/500H180 S70 B70
Round score appears after your first guess.
SpongeBob color challenges
How Toon Tone for SpongeBob Works
Tune Hue, Saturation, and Brightness
SpongeBob's cast uses bold palettes, from soft sea tones to vivid clothing accents, but small shifts in hue or brightness still affect your result. Move the HSB sliders until the target looks right.
See Your Color Difference Score
Submit your guess and Toon Tone compares it with the target color using Delta E and CIEDE2000-inspired perceptual scoring. Closer visual matches earn higher scores.
Complete a Five-Round Run
A SpongeBob run selects five challenges from the themed library and awards up to 500 points. Finish the set, save an eligible score, and try again for a sharper result.
Available challenges
Choose a SpongeBob Color Challenge
The current themed library contains 16 SpongeBob SquarePants color targets across nine characters. Each run shuffles five rounds from this set.
Viewing challenge details may reduce the surprise and game experience.
SpongeBob
Body and pants color rounds
Patrick Star
Body and shorts pattern rounds
Squidward
Body, skin, and shirt rounds
Mr. Krabs
Shell and shirt color rounds
Plankton
Body color memory round
Gary
Shell color memory round
Sandy Cheeks
Fur color memory round
Pearl Krabs
Body color memory round
Mermaid Man
Shirt color memory round
SpongeBob Color Challenges
Viewing challenge details may reduce the surprise and game experience.
Frequently asked questions
What is Toon Tone for SpongeBob?
Toon Tone for SpongeBob is a five-round color memory game where you match SpongeBob SquarePants character colors using hue, saturation, and brightness sliders.
How do you play Toon Tone for SpongeBob?
Look at a SpongeBob SquarePants character image and its named target area. Adjust the HSB sliders until the color looks right, then submit your guess to see your score.
Which characters appear in this game?
The current 16-round library features SpongeBob, Patrick Star, Squidward, Mr. Krabs, Plankton, Gary, Sandy Cheeks, Pearl Krabs, and Mermaid Man.
How is the score calculated?
Your score measures how close your selected color is to the original using Delta E and CIEDE2000, a perceptual color difference formula. A score of 100 per round means an almost perfect match.
How many rounds are in one game?
Each game run has 5 SpongeBob rounds. A maximum of 500 points can be scored across all rounds, with up to 100 points in each round.
Can I play other Toon Tone games?
Yes. Visit the main Toon Tone page for the full character library, try Toon Tone for Pokemon, or play the Daily Challenge for a daily set of five rounds.