I came across some links that might be helpful, Some oil, acrylic, wc...
Color: information, wheels, complements, mixing, lists
Color of Art Pigment Database http://www.artiscreation.com/Color_index_names.html
materials information &Technical Resources for Artists https://www.artcons.udel.edu/mitra
complements: Real Opposition Pigments Make Neutral Darks
http://www.realcolorwheel.com/complementsneutral.htm
watercolor mixing complements https://www.handprint.com/HP/WCL/mixtable.html
Hilary Page Visual Complements http://www.hilarypage.com/VisualComplements.html
The year in colors http://www.procato.com/color+calendar/
http://www.procato.com/color+calendar/ click the "expand" button in the very upper right of the screen, it opens all the colors of all the months. Click on a color and go to http://www.perbang.dk/rgb/34E500/ to get analogous color schemes.
On the upper right is a box "on this page" click on "color harmonies" to open the various boxes for use.
Clicking "color conversions" opens other information that may(or not) be helpful. THAT is a BUNCH of information.
color mixer color wheel tool with a drop down for various color harmonies. you set you main color/s and click one of the options , it shows the other colors to fit with it. The colors shown aren't really exact, but gives good ideas to aim for.. https://color.adobe.com/create/color-wheel/
https://www.goldenpaints.com/mixer on the image tab select the color you want and the system will compute a combination of 3 colors that get closest to the color you have chosen.
acrylic http://www.ashleypicanco.com/how-to-mix-common-paint-colors/
list of OPAQUE OIL COLORS TRANSPARENT OIL COLORS
THE DIMENSIONS OF COLOR http://www.huevaluechroma.com/083.php
en.wikipedia.org
a list of colors A-F http://en.wikipedia.org/wiki/List_of_colors:_A–F
G-M http://en.wikipedia.org/wiki/List_of_colors:_G–M
N-Z http://en.wikipedia.org/wiki/List_of_colors:_N–Z
google "color picker"
Color: information, wheels, complements, mixing, lists
Color of Art Pigment Database http://www.artiscreation.com/Color_index_names.html
materials information &Technical Resources for Artists https://www.artcons.udel.edu/mitra
complements: Real Opposition Pigments Make Neutral Darks
http://www.realcolorwheel.com/complementsneutral.htm
watercolor mixing complements https://www.handprint.com/HP/WCL/mixtable.html
Hilary Page Visual Complements http://www.hilarypage.com/VisualComplements.html
The year in colors http://www.procato.com/color+calendar/
http://www.procato.com/color+calendar/ click the "expand" button in the very upper right of the screen, it opens all the colors of all the months. Click on a color and go to http://www.perbang.dk/rgb/34E500/ to get analogous color schemes.
On the upper right is a box "on this page" click on "color harmonies" to open the various boxes for use.
Clicking "color conversions" opens other information that may(or not) be helpful. THAT is a BUNCH of information.
color mixer color wheel tool with a drop down for various color harmonies. you set you main color/s and click one of the options , it shows the other colors to fit with it. The colors shown aren't really exact, but gives good ideas to aim for.. https://color.adobe.com/create/color-wheel/
https://www.goldenpaints.com/mixer on the image tab select the color you want and the system will compute a combination of 3 colors that get closest to the color you have chosen.
Colour Mixing Tips For Artists: How to Mix Colours When Painting
Colour Mixing Tips For Artists: How to Mix Colours on Artist Palette, How to Combine Paint Pigments in Studio: Colour Wheel Diagram, Primary, Secondary Hues, Painting Advice: Optical Colour Mixing
www.visual-arts-cork.com
acrylic http://www.ashleypicanco.com/how-to-mix-common-paint-colors/
list of OPAQUE OIL COLORS TRANSPARENT OIL COLORS
THE DIMENSIONS OF COLOR http://www.huevaluechroma.com/083.php

List of color palettes - Wikipedia
a list of colors A-F http://en.wikipedia.org/wiki/List_of_colors:_A–F
G-M http://en.wikipedia.org/wiki/List_of_colors:_G–M
N-Z http://en.wikipedia.org/wiki/List_of_colors:_N–Z
google "color picker"