Abitom's Color Wheel Expert
   A Windows color picker utility to help designers create harmonious color scheme with the color wheel. [Windows 95/98/Me/NT/2000]
   http://www.abitom.com/

Color Cop
   A free multi-featured color picking tool. Has a eyedropper, magnifier, 3x3/5x5 average sampling, complementary color generation and variable magnification levels.
   http://datastic.com/tools/colorcop/features.php

Color Picker Pro
   Pick one or several colors anywhere on the screen with a single mouse click. It features 2 capture modes, interactive zoom tool, 20+ color formats, and 10+ color spaces.
   http://www.diplodock.com/Products/ColorPicker/default.asp

Color Schemer
   Software to generates matching color schemes at the click of a button, online version available.
   http://www.colorschemer.com/

Color Wheel Pro
   Color scheme creation program that uses an interactive color wheel and allows to preview color schemes on real-world examples. [Windows 98/Me/NT/2000/XP]
   http://www.color-wheel-pro.com/

ColorImpact - Interactive Color Wheel
   Interactive tool for designing harmonious color schemes. Aimed at professional multimedia and web designers, the program includes features to integrate with graphic programs and HTML editors. [Windows 98/2000/XP]
   http://www.tigercolor.com/

ColorPerfect
   Navigate an RGB Color Wheel using any one of six pre-defined filters. Save color palettes as one of three common file formats: Color Swatch (.ACO), Color Table (.ACT) and Color Palette (.PAL).
   http://www.synergymedia.net/products/ColorPerfect/

ColorShade
   Creates matching harmonious color schemes. Includes web, scrollbar, and vector image preview, and palette creator.
   http://www.colorshade.com

Cool Color Picker
   Tool to pick color from anywhere on the screen and change the color code into the format needed. Support the color code in RGB, HSL, HTML, Delphi, C++, and VB format.
   http://www.color-picker.net/

GAX Professional v2.2
   Pick colors from every part of the screen; GAX automatically detects the palette of various windows on the screen, therefor sampling the color with 100% accuracy. Included are a screen ruler and a screen-capturing tool with a variety of ways to capture pa
   http://www.dolphiq-sd.com/

Get Color Sf
   Free color picker with a magnifier control that will magnify any part of the screen (levels of 1x-20x).
   http://getcolorsf.sourceforge.net/

Iconico - Color Picker
   Color picker for high-resolution monitors, has a magnifier attached. The magnifier is controlled from the keyboard, and grab up to eight colors at once. [Windows NT/98/95/2000]
   http://www.iconico.com/colorpic/

Nattyware - Pixie
   Utility designed especially to fit the needs of Webmasters and Designers. A color picker includes a mouse tracker. Run it, simply point to a color and it will tell the hex, RGB, HTML, CMYK and HSV values of that color.
   http://www.nattyware.com/pixie.html

Super Color Picker
   Automatically copy color code to clipboard, and show color codes in RGB, HSL, HTML, Delphi, C++ and VB formats.
   http://www.esier.com

Technical Vision
   Pick colors from anywhere on screen with a single mouse click or a key press. Shows the color in a variety of ways including RGB and HSL pairs, Delphi, C++ or HTML constants. Copy any code to clipboard. Minimize to SysTray when unused.
   http://www.techvision.ro/

WhatColor - A PC Tool For Colorblind People
   Software designed for those people with partial or total color blindness. It identifies a color of the pixel on the screen of the PC. It tells not only RGB values, but also the name of the color of the point.
   http://www.hikarun.com/e/