Double Rainbow by Katy Perry
Can you sing this at karaoke? HumMatch checks vocal range, style, difficulty, and safer alternatives before you step up.
Practice before you pick it.
We do not publish lyrics directly. Find a karaoke version on YouTube, then come back to compare the song against your Vocal ID.
Can I sing Double Rainbow at karaoke?
Double Rainbow covers 23 semitones top to bottom, good for a top-52% placement among pop songs HumMatch tracks.
Highest and lowest notes
The available song-fit estimate places the low note around A3 and the high note around G#5. If either edge feels tense, try a different key.
Vocal style
On Double Rainbow, G#5 climbs past what's comfortable for a mezzo-soprano, though a soprano can reach it without strain.
Karaoke difficulty
Double Rainbow is a more familiar karaoke pick than the typical pop song HumMatch tracks (scores 0/100 vs. a median of 0).
Who it likely fits
That top-52%-widest span for pop is a big part of why Double Rainbow scores 50/100 for karaoke difficulty.
Who may struggle
Dropping 3 semitones would bring Double Rainbow's peak note inside a typical mezzo-soprano's comfortable range.
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Range Guide
Double Rainbow is estimated around A3 to G#5. Compare that with your Vocal ID before choosing the original key. If your comfortable high note is below the song’s hardest section, try a lower key or one of the safer alternatives below.
Perfect For These Voice Types
Comfort Range
Best when your Vocal ID overlaps the main melody without strain.
Best For
Road Trip
Shared playlist pick
Practice
Build confidence
Karaoke Night
Room-friendly planning
Try Transposing Lower
If the chorus or highest phrase feels tight, shift the song down a few semitones before performing. Most karaoke apps let you adjust pitch.
Easier alternatives
If it feels high, try a lower key or start with an easier song from the same artist or genre.
Song fit FAQ
HumMatch estimates Double Rainbow at A3 to G#5 (about 23 semitones), based on Katy Perry's typical performed range; song-level verification is pending. Compare it against your own Vocal ID and test the chorus first.
Double Rainbow scores 50/100 for karaoke difficulty on HumMatch, which rates as easier. Double Rainbow is a more familiar karaoke pick than the typical pop song HumMatch tracks (scores 0/100 vs. a median of 0).
That top-52%-widest span for pop is a big part of why Double Rainbow scores 50/100 for karaoke difficulty.
Double Rainbow may work at karaoke if the original key sits comfortably for you and you know where the risky chorus or low phrases happen.
Hum 3 notes in HumMatch and compare your Vocal ID against Double Rainbow, safer alternatives, and higher-risk picks.
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