CSS color-mix() Playground - Online Function Generator
Experiment with the CSS color-mix() function. Pick two colors and mix them in different color spaces (srgb, oklch). Copy the CSS.
UD5 Toolkit
.custom-radio or .custom-checkbox to your <input> elements, and use <label> right after the input. The generator assumes a structure like <input type="radio" class="custom-radio" id="r1"> <label for="r1">Label</label>.
for attribute, so keyboard and screen reader interactions remain intact. All generated styles include :focus-visible outlines for accessibility.
::after pseudo-element.
Experiment with the CSS color-mix() function. Pick two colors and mix them in different color spaces (srgb, oklch). Copy the CSS.
Pick a source color and generate a complete M3 tonal palette with light/dark schemes. Export as CSS custom properties.
Customize Bootstrap 5 variables visually. See the live preview. Download the generated SCSS or CSS file.
Discover beautiful color palettes for your projects. Generate random, complementary, or trendy schemes and copy hex codes. Useful for designers and developers.
Generate tints (add white) and shades (add black) for any base hex color. Copy values for design systems. Instant local generation.
Generate the <meta name='color‑scheme'> tag and CSS property to enable native dark/light rendering. Quick copy.
Create custom flat or plastic badges for your GitHub README. Choose label, message, color, and export as Markdown, HTML, or SVG.
Select logical operators (AND, OR, XOR, NAND) and generate a complete truth table. Handy for digital logic.
Build a printable table for your electrical panel. Label each breaker number with its room or appliance. Stay organized.
Generate a camping checklist based on trip style (car, backpacking, glamping). Check off items. Fully local.
Build a palette and simulate how it appears to various color deficiencies. Also generate pre-vetted accessible palettes. Local processing.
Enter a color palette and see how it looks for different types of color vision deficiency. Get warnings on conflicting colors.
Design a clean, professional email signature with your photo, links, and disclaimers. Copy the HTML to use in Gmail/Outlook.
Play standard emergency whistle patterns (SOS, three blasts) using Web Audio. Learn signals for outdoor safety. Offline capable after load.
Find complementary, triadic, analogous, and split-complementary color combinations. Interactive color wheel. Essential for UI design.
Add services like Node, Postgres, Redis, and Nginx. Configure ports, volumes, and env vars. Download the docker‑compose.yml.
Paste HTML and detect unclosed tags, invalid nesting, and duplicate IDs. Lightweight client‑side validation.
A simple 5x5 or 7x7 crossword with clues. New one daily or generate random. Works offline.
Create a polished HTML email signature with your photo, links, and company details. Live preview and copy HTML to clipboard. Works with Gmail, Outlook, Apple Mail.
Paste a set of hex colors and simulate how they appear with common color vision deficiencies. Get contrast warnings.
Fill in feeding, walking, medication details and generate a clear care sheet for your pet sitter. Print or share.
Enter rows of data and create a nicely formatted ASCII table using box‑drawing characters. Great for CLI apps.
Change the sample rate of an audio file (e.g., 48kHz to 44.1kHz) without leaving the browser. Ideal for podcast prep.
Check the contrast ratio between foreground and background colors to ensure web accessibility compliance. Get WCAG 2.1 AA/AAA pass/fail results instantly.
Generate comprehensive HTML meta tags for SEO and social sharing (Open Graph, Twitter Cards). Copy ready-to-use code. Boost your search visibility.
Select a runtime (Node.js, Python, Go) and generate a basic, optimized Dockerfile with multi‑stage build. Copy and refine.
Answer questions about your page (image size, caching, fonts) and get a tailored list of optimization tips. Manual audit helper.
Enter a topic and get a list of suggested hashtags. Mix popular and niche tags. Copy all with one click. Local only.
Create a clear, structured bug report or support ticket with environment, steps, and expected result. Copy/paste.
Type up to 3 characters, choose colors, and download a simple favicon.ico. No design skills.