Space — generate · Shift+Space — refine · Click a value to copy
Go to full Color Palette GeneratorThis preset restricts generation to the cool side of the color wheel. Using analogous color math, it builds palettes that feel calm, technical, or marine, keeping the swatches closely related without crossing into warm reds or oranges.
Lock a swatch to fix a specific blue or green as the anchor for the next generation. Click individual swatches to copy their HEX codes, or copy the entire block of CSS variables from the export menu.
Colors in the blue, green, and purple spectrum. This generator uses an analogous harmony rule to keep swatches within those cool hues.
No. Everything runs locally in your browser.
Generate color palettes using analogous, triad, and complementary harmony rules. Tune saturation, lightness, and export.
Extract dominant color palettes from any image. Analyze pixels to build a swatch palette and export it as CSS or HEX.
Adjust image HSL with global controls and eight targeted color bands. Shift the hue, saturation, and luminance of specific colors without masking.
Convert colors across HEX, RGB, HSL, HWB, CMYK, and named formats. Process single values or batch convert full palettes.
Replace a specific image color with a new color or transparency. Tune tolerance, softness, and shading preservation, or stack multiple replacements.
Generate QR codes from text, URLs, or data. Customize colors, adjust error correction levels, and export as SVG or PNG.
Generate comprehensive 10-step Tailwind CSS color scales from a single base color. Copy the results as standard CSS vars.
Apply an infrared thermal camera effect to an image. Choose color palettes like Ironbow or White Hot, then adjust sensitivity and sensor noise.
Generate 1D barcodes in 12 formats including EAN-13, UPC-A, CODE128, and CODE39. Set bar dimensions and colors, then export as SVG or PNG.
Generate a complete favicon package from an image. Adjust padding, background, and corner radius, then export a ZIP with all required sizes and HTML.
Generate cryptographic hashes using MD5, SHA-1, SHA-2, SHA-3, and BLAKE algorithms. Process strings in batch mode.
Balance image color with direct red, green, and blue channel shifts. Fix color casts or warm a photo, then export the result as JPEG, PNG, or WebP.