Color Code Converter
Convert colors, visualize outputs, and slide channels in real-time.
RGB Sliders
HSL Sliders
My Session saved color palettes
Explore Additional Utilities
Altitude sickness risk — elevation gain per day ↔ acclimatization
Calculate acute mountain sickness (AMS) risk based on ascent rate, sleeping altitude, and acclimatization days.
Tablet Splitting & Cost Calculator
Calculate tablet splitting doses, available whole/half combinations, cost savings, and review critical pill splitting safety guidelines.
Dewpoint & Relative Humidity Calculator
Calculate dewpoint, relative humidity, or air temperature using the Magnus-Tetens formula.
Conveyor speed (belt speed ↔ parts per minute)
Calculate conveyor belt linear velocity from pulley diameter and RPM, and estimate throughput in parts per minute based on spacing.
Servo angle ↔ PWM pulse width
Convert between servo rotation angle in degrees and standard PWM pulse width in microseconds, with continuous rotation presets.
Soil Compaction Ratio Calculator
Calculate and convert soil compaction ratio, loose volume, compacted volume, and shrink/swell factor for cut-and-fill operations.
Feed conversion ratio — feed weight ↔ fish weight gain
Determine feed efficiency (FCR), specific growth rate, and economic cost per kg of fish biomass gain.
Pediatric Dosing Calculator
Estimate pediatric dosages from adult recommendations using standard pediatric clinical rules: Clark's, Young's, Webster's, Fried's, and BSA methods.
Gray ↔ rad (Absorbed Dose)
Convert between Gray (Gy), rad, milligray (mGy), and microrad (µrad) to analyze absorbed ionizing radiation energy per unit mass.
Zipper Length & Size Converter
Convert zipper lengths between centimeters and inches, and explore standard zipper gauge size applications.
USCS Soil Classification Solver
Classify soil type under the Unified Soil Classification System (USCS) using sieve analysis and Atterberg limits.
Paper size ↔ finished model size — origami scaling
Determine required starting paper square dimensions to fold specific final 3D origami model sizes.
Brood frame count ↔ colony population estimate
Convert frame counts of capped brood to estimate total emerging colony population and overall workforce strength.
Tolerance converter (ISO fit classes ↔ clearance)
Find upper and lower deviation limits for shaft and hole ISO 286 fit classes like H7, g6, f7, and compute clearances in microns or mm.
Engineering Slope & Gradients
Compare elevation grades, percentage slopes, and corresponding degrees.
Original gravity ↔ potential ABV — beer brewing
Calculate alcohol by volume (ABV), attenuation percentages, and calorie estimations from Original and Final Gravity values.
IQ score ↔ percentile rank
Map IQ scores (with standard deviations 15 or 16) to cognitive percentile ranks, rarity indices, and standard intelligence brackets.
Supersonic Mach Speed
Assess sonic speed boundaries and atmospheric Mach velocities relative to local dry conditions.
Base Number Converter
Convert raw numbers seamlessly between Binary, Octal, Decimal, and Hexadecimal formats with active bit layouts.
Wax yield — honey weight ↔ beeswax produced
Calculate estimated beeswax yields as a function of harvested honey comb or calculate honey consumption needed to build wax.