References

• http://catless.ncl.ac.uk/Lindsay/swatch0.html
• http://www.lynda.com/resources/hexpalette/hue.html
• https://github.com/xav/Grapefruit
• http://www.mcfedries.com/books/cightml/x11color.htm
• http://www.mrao.cam.ac.uk/~dag/CUBEHELIX/
• https://github.com/Ghosh/uiGradients

Attribution

This library incorporates gradients.json from uiGradients.