Alternatives

Products that do what Rainbow – an attempt to display colour on a B&W monitor does

1
Stark▲290
The color-blind simulator and contrast checker for Sketch.
2017
2
Harmony▲235
Elevating UI contrast control to a new level of precision
2023
3
Tailwind.ink▲233
AI color palette generator for Tailwindcss
2020
4
Swatches▲245
A fun and accurate color picker for the real world
2017
5
Rainbow UI Kit by EpicPxls▲123
A colorful Bootstrap 4 UI Kit for landing pages
2017
6
Polarite.app▲175
A.I. assisted color scheme generator
2019
7
Palette For Mac▲205
A menu bar based colour contrast analyser
2016
8
Black▲330
A wallpaper series using shapes and lights.
2016
9
ColorHub▲200
The new best site on the web for finding and testing colors
2023
10
Hello Color▲209
Color contrast generator
2016
11
Spectrum▲98
Intuitively design beautiful color schemes
2014
12AC
A curated set of colour combinations▲102
2020 · duo.alexpate.uk
13
Colour Lovers▲90
Create and share color palettes
2015
14AL
A little web app for playing around with colors▲106
2019 · color.clss.hk
15
Color Binoculars by Microsoft Garage▲81
Help color blind individuals distinguish between colors
2016
16
Colovely▲239
A sweety generator of the color to your inspiration.
2016
17
Color Palette Pro▲151
A synthesizer for colours
Nov 2025
18
Colorblinding▲109
Simulate websites as a color vision impaired person
2015
19
Chromatic, by ModRetro▲203
Palmer Luckey's new startup, a modern Game Boy console
2024
20
Parametric Color Mixer▲114
Create beautiful color palettes in a scientific way.
2020
21AC
A Color Palette Generator I Built For My Senior Thesis▲109
2014 · colormoo.com
22
Color Tab▲176
Beautiful color palettes with every new tab!
2015
23
Color Scheme Generator▲180
Generates six color schemes based on one selected base color
2017
24CU
Colors Used by Popular Sites▲179
2016 · paulhebertdesigns.com

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