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Tables & Charts

Reference tables you can search, copy and print.

ASCII Code TableSearchable ASCII table: all 128 codes with decimal, hex, octal, binary, HTML entity and name, plus extended 128–255 (Windows-1252 / ISO-8859-1) and a text converter.
HTML Color CodesAll 148 CSS colour names with hex, RGB and HSL values, a picker that shows hex, RGB, HSL, HSV and CMYK, shades and tints, and a WCAG contrast checker.
Resistor Color Code CalculatorDecode 4-, 5- and 6-band resistor colours into ohms, tolerance and temperature coefficient, or enter a value to get the bands of the nearest E6–E96 part. SMD codes too.