A listing of color tools for cartography and design
(In no particular order)
LOL Colors - Curated color palette inspiration http://www.lolcolors.com/
Color Hex - ColorHexa.com http://www.colorhexa.com/
HTML Color Mixer http://www.w3schools.com/colors/colors_mixer.asp
A Simple Trick For Creating Color Palettes Quickly — Sketch Tricks — Medium https://medium.com/sketch-tricks/a-simple-trick-for-creating-color-palettes-quickly-8ba0fcbb7023#.cb3sfgamy
Coolors - The super fast color schemes generator! https://coolors.co/app/0d0630-18314f-384e77-8bbeb2-e6f9af
UIPalette.net | UI colors, tools & trends all in one place. http://www.uipalette.net/?ref=producthunt
PixelFor.me | Color Ramp Creator http://www.pixelfor.me/crc/F0001532
Colorblinding • lab • leocardz.com http://lab.leocardz.com/colorblinding/
ColorPick Eyedropper - Chrome Web Store https://chrome.google.com/webstore/detail/colorpick-eyedropper/ohcpnigalekghcmgcdcenkpelffpdolg
chill color picker http://cathydeng.github.io/chill-color-picker/
Flat Colors - Get inspiration! http://www.calltoidea.com/p-flat.php
Color Palette Generator http://www.degraeve.com/color-palette/
Color Hunt http://colorhunt.co/
Sequential color scheme generator http://www.eyetracking.upol.cz/color/
Colorpicker for data | tristen http://tristen.ca/hcl-picker/#/hlc/6/1/21313E/EFEE69
Color Tool http://colorusage.arc.nasa.gov/ColorTool.php
Color wheel | Color schemes - Adobe Color CC https://color.adobe.com/create/color-wheel/
Chroma.js Color Scale Helper http://gka.github.io/palettes/#colors=#2df,#f07|steps=7|bez=1|coL=1
Material Colors for Mac (App) https://github.com/romannurik/MaterialColorsApp
Gpick (Desktop application)
Design Seeds
http://www.design-seeds.com/
color lisa
http://colorlisa.com/
Material Colors
http://www.materialui.co/colors
Palletable
http://www.palettable.io/
Color Drop
https://colordrop.io/
Colicious
http://colicious.ga/
vis4.net
https://vis4.net/blog/posts/mastering-multi-hued-color-scales/
Extract Hex values from a website:
http://www.colorcombos.com/grabcolors.html
Nathan Curtis - Color in Design Systems
https://medium.com/eightshapes-llc/color-in-design-systems-a1c80f65fa3#.5roo5owl9
Contrast checker
http://jxnblk.com/colorable/demos/text/
Make websites black and white (chrome/ff extension) http://www.unclrd.com/
sip mac app (mac app)
http://sipapp.io/
color snapper (mac app)
http://colorsnapper.com/
HTML Color Codes
http://htmlcolorcodes.com/color-picker/
Colors: A nicer color palette for the web.
http://clrs.cc & http://clrs.cc/#a11y
Cool CSS gradients
http://mrmrs.io/gradients/
Shade - gradient explorer
http://jxnblk.com/shade/
Contrast checker:
https://leaverou.github.io/contrast-ratio/#
Color oracle: OSX toolbar plugin by Bernhard Jenny and Nathaniel Kelso http://colororacle.org/
I Want Hue
http://tools.medialab.sciences-po.fr/iwanthue/
Color Hex - converts between color definitions
http://www.color-hex.com/
PhotoChrome - pick colors from Unsplash images
http://photochrome.io/