HSL and HSV are both cylindrical geometries (fig. 2), with hue, their angular dimension, starting at the red primary at 0°, passing through the green primary at 120° and the blue primary at 240°, and then wrapping back to red at 360°.
As well as using Hexadecimal and RGB colors, CSS3 could also see the introduction of HSL (Hue, Saturation, Lightness) values. HSL takes three values:
Free colour calculator - colour scheme tool which calculates a colour wheel from a starting colour, including triad, complementary, analogous, and split complementary colours, plus some other variations.
Art of Web Design article: How to Calculate complementary colours / colors, and convert from RGB to HSL and HSL to RGB.
A color wheel or colour circle is an abstract illustrative organization of color hues around a circle, which shows the relationships between primary colors, secondary colors, tertiary colors etc.
HSL Color Schemer. The color schemer is a tool to generate a series of colors from a base color according to a specified scheming method.
HSL Color Picker. The HSL Color Picker is a simple, yet effective color workbench to generate color output and also to import colors for analysis and comparison. It has all the features you need for experimenting with the seven color contrasts in mind.
Setting up Motion Detection. iSpy comes with a range of different motion detectors built in. Each motion detector has different performance impacts and is suited to different purposes.
Learn the best color theory photography tips for mixing and displaying colors, in visually appealing combinations, known as color harmonies. Photo editing video included!
Monochromatic color schemes are easy to create because they use only one color. Monochromatic schemes use different tones from the same angle on the color wheel (the same hue).