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Aspect ratio, pixel/cm converter, color opacity, tint/shade, font stack, and typography tools.
Resize dimensions to a target aspect ratio while maintaining area.
Convert pixels to centimeters based on DPI.
Convert centimeters to pixels based on DPI.
Convert HEX color + opacity to RGBA and HSLA values with preview.
Lighten and darken a color by percentage with scale preview.
Generate full tint and shade scale from a color.
Generate CSS font-stack with system fallbacks for any font family.
Preview text at different letter-spacing values live.
Preview text at different line-height values live.
Preview text truncation with different CSS overflow strategies.
Interactive color wheel reference showing primary, secondary, and tertiary colors.
Reference for color harmony types: complementary, analogous, triadic, and split-complementary.
Reference for color psychology: emotional associations and cultural meanings of colors.
Timeline and characteristics of major art movements from Renaissance to Contemporary.
Reference guide to iconic paintings: artists, dates, styles, and current locations.
Reference guide to renowned sculptors and their masterworks across history.
Reference guide to influential architects and their landmark buildings.
Reference for composition rules: rule of thirds, golden ratio, leading lines, and framing.
Reference for perspective drawing: one-point, two-point, three-point, and atmospheric.
Reference for shading techniques: hatching, cross-hatching, stippling, and blending.
Reference for paint brush types: flat, round, filbert, fan, and liner brushes.
Reference for paint types: oil, acrylic, watercolor, gouache, and tempera.
Reference for canvas types: cotton, linen, synthetic, and panel substrates.
Reference for art paper types: hot-press, cold-press, rough, and specialty papers.
Reference for graphite pencil grades from 9H to 9B with use recommendations.
Reference for pastel types: soft, hard, oil, and pastel pencils with techniques.
Reference for watercolor techniques: wet-on-wet, wet-on-dry, glazing, and lifting.
Reference for oil painting: mediums, drying times, fat-over-lean rule, and varnishing.
Reference for acrylic painting: mediums, drying retarders, and technique tips.
Reference for printmaking types: relief, intaglio, lithography, and screen printing.
Reference for pottery techniques: wheel throwing, hand building, slip casting, and glazing.
Reference for calligraphy styles: Copperplate, Italic, Gothic, and brush lettering.
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