Celebrate all of the colors of the rainbow!

Make a project that uses all OR just one of the colors of the rainbow (Red, Orange, Yellow, Green, Blue, and Purple) for a chance to win a Gift Card. Besides a grand prize winner, there will also be Judges' Prizes for the top winner for each color and one for rainbow.

Check out one of the the previous years to see what the other top contenders made:

2020 | 2019 | 2018 | 2016 | 2015 |

The Colors of the Rainbow Contest is closed.

Grand Prize

30 Prizes

Grand Prize

One Grand Prize Winner will receive:

Judges Prize - Rainbow, Red, Orange, Yellow, Green, Blue, Purple

One Judges' Prize Winner for each Rainbow, Red, Orange, Yellow, Green, Blue, Purple will receive:

First Prize

Five First Prize Winners will receive:

Second Prize

Seven Second Prize Winners will receive:

Runner Up

Ten Runner Up Prize Winners will receive:
How It Works

Write an Instructable

Create a new Instructable that fits the guidelines outlined in the contest description above. To be eligible, Instructables must be published between May 24, 2021 and Jul 19, 2021 (11:59pm PT).


Upon publishing your Instructable you'll see checkboxes for open contests. Select Colors of the Rainbow Contest. If you have entries currently eligible for entry, it will also show up by clicking "Enter this Contest" on the right side of this page.


Entries are accepted by Instructables staff within one business day Monday - Friday. What matters is the submission time, not acceptance time.


A panel of judges made up of Instructables staff and respected members of the community rate the finalists. The averages of the ratings determine the winners.


When the winners are decided they will be notified and announced here on the contest page.