Our advanced hex color picker helps you discover, select, and convert colors instantly. Simply drag your cursor across the color area, use the hue slider, or enter a HEX code to preview millions of possible colors in real time.
You can instantly generate:
- HEX color codes
- RGB values
- HSL colors
- HSV values
- OKLCH colors
- CMYK conversions
The tool also creates beautiful color harmonies, shades, tints, and tones automatically, helping designers and developers build professional color palettes faster.
How Many HEX Color Codes Exist?
There are exactly 16,777,216 unique HEX color combinations available in the RGB color system.
HEX colors use the format: #RRGGBB
Each pair represents:
- RR → Red
- GG → Green
- BB → Blue
Every channel ranges from 00 to 255. Since there are 256 possible values for each
color channel:
256 × 256 × 256 = 16,777,216
This allows digital screens to display millions of unique colors.
Understanding Color Shades, Tints & Tones
Shades, tints, and tones help expand a single color into a complete design system. They are essential in UI design, branding, web development, and graphic design.
Color Shades
A shade is created by adding black to a base color. This produces darker variations that add depth and visual hierarchy to designs.
Commonly used for:
- Buttons
- Hover states
- Dark themes
- Typography emphasis
Color Tints
Tints are created by mixing white with a color. They produce softer and lighter versions of the original shade.
Perfect for:
- Backgrounds
- Cards
- Borders
- Soft UI elements
Color Tones
Tones are created by adding gray to a base color. This reduces saturation and creates more balanced, muted variations.
Ideal for:
- Professional interfaces
- Neutral palettes
- Minimalist designs
- Balanced branding
Color Harmonies Explained
Color harmonies are combinations of colors that naturally look visually balanced together. They are based on relationships between colors on the color wheel. Our tool instantly generates popular harmony types including:
- Complementary colors
- Analogous palettes
- Triadic color schemes
- Tetradic combinations
- Split complementary harmonies
- Monochromatic palettes
These harmony systems help create visually appealing websites, apps, logos, and marketing graphics.
Understanding Color Spaces
Different color spaces are used to represent colors for screens, printing, and digital design systems. Each format serves a unique purpose.
RGB (Red, Green, Blue)
RGB is the standard color model used for screens and digital displays. It combines Red, Green, and Blue. Each channel ranges from 0–255 to create millions of possible colors. It is widely used in websites, apps, UI design, and digital graphics.
HSL (Hue, Saturation, Lightness)
HSL represents colors using Hue (Color type), Saturation (Color intensity), and Lightness (Brightness). Designers often prefer HSL because it makes creating balanced color systems much easier.
OKLCH Color Space
OKLCH is a modern color space designed to match how humans naturally perceive color. It uses Lightness, Chroma, and Hue. OKLCH helps create visually consistent palettes across devices and is becoming increasingly popular in modern CSS and UI systems.
CMYK (Cyan, Magenta, Yellow, Black)
CMYK is primarily used for printing. Unlike RGB, CMYK is a subtractive color model that mixes ink instead of light. It is commonly used for posters, packaging, flyers, and print media.
What Are HEX Color Codes?
HEX color codes are six-digit hexadecimal values used to represent colors digitally (Example:
#8D18E7). HEX codes are one of the most widely used formats in HTML, CSS, Tailwind CSS, web
development, and graphic design. They provide a simple and consistent way to define exact colors.
How HEX Codes Work
HEX values use a base-16 numbering system. Possible characters include:
0 1 2 3 4 5 6 7 8 9 A B C D E F. Each pair controls the intensity of Red, Green, and Blue.
#FF0000→ Red#00FF00→ Green#0000FF→ Blue#000000→ Black#FFFFFF→ White
Converting HEX to RGB
HEX and RGB both represent the same color information. Example conversions:
#FF0000→RGB(255, 0, 0)#00FF00→RGB(0, 255, 0)#0000FF→RGB(0, 0, 255)
Our tool automatically converts colors between HEX, RGB, HSL, HSV, CMYK, and OKLCH instantly.
WCAG Accessibility & Color Contrast
WCAG (Web Content Accessibility Guidelines) helps ensure websites remain readable and accessible for all users. Color contrast is especially important for text readability, dark mode interfaces, button visibility, and users with visual impairments. Our built-in contrast checker helps verify whether your colors meet accessibility standards.
Dark Mode & Light Mode Design
Modern interfaces often support both dark mode and light mode themes. Using proper shades, tints, and tones helps maintain readability and visual consistency across both modes. A balanced color system improves user experience, accessibility, eye comfort, and brand consistency.
Free Online HEX Color Picker Tool
Our free online hex color picker is designed for developers, designers, students, and creators who need fast and accurate color selection tools. With real-time previews, color conversions, palette generation, harmony creation, and accessibility checking, it provides everything needed for modern color workflows.