Color Converter
Convert between color formats including HEX, RGB, RGBA, HSL, and HSV. Free online color code converter with preview.
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Calendar Tool
Browse calendar, view holidays and plan events with our interactive online calendar tool. Free, easy-to-use calendar with customizable holidays.
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Aldrete Score Calculator
Calculate the Modified Aldrete Score to assess post-anesthesia recovery and determine readiness for discharge from PACU. Evidence-based tool for healthcare professionals.
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Day/Night Length Calculator
Calculate the length of daylight, night, and twilight periods for any location and date. Track seasonal changes in day/night duration.
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7-Point Skinfold Body Fat Calculator
Calculate accurate body fat percentage using 7-site skinfold measurements with Jackson-Pollock equations for comprehensive body composition analysis.