Free Color Picker Tool - HEX, RGB Color Codes & Color Schemes

Free online color picker and palette generator. Get color codes in HEX, RGB, HSL formats, check color contrast for accessibility, and generate color harmonies for your design.

Color Picker

Choose colors, get codes, and create beautiful palettes

Share Color
https://rref-calculator.com/calculators/color-picker?code=064e3b
HEX
#064e3b
RGBA
rgba(6, 78, 59, 1)
HSLA
hsla(164, 86%, 16%, 1)
CSS Variable
var(--color-primary: #064e3b)

Contrast Checker

Large Text

Normal paragraph text

Small text for testing

Contrast Ratio
2.16:1
WCAG Level
Fail
Rating
Poor Contrast

WCAG 2.1 Guidelines

• Level AAA: 7:1 or higher - Best for all text

• Level AA: 4.5:1 or higher - Good for normal text

• Level AA Large: 3:1 or higher - Acceptable for large text

Color Variations and Their Uses

Understanding color variations is crucial for creating professional designs. Tints and shades help create visual hierarchy, improve accessibility, and add depth to your designs while maintaining color harmony.

Tints

Tints are created by adding white to a base color, making it lighter while maintaining its basic character. They're often used to create hierarchy and depth in design.

#0c9c75
+20%
#12ebb1
+40%
#60f3cc
+60%
#aff9e5
+80%
#ffffff
+100%

Common Applications:

  • Background variations in user interfaces
  • Subtle hover states for buttons
  • Layered card designs
  • Progressive data visualization

Shades

Shades are created by adding black to a base color, creating darker variations. They help establish visual hierarchy and create depth in designs.

#053d2e
-20%
#032e22
-40%
#021e17
-60%
#010f0b
-80%
#000000
-100%

Common Applications:

  • Text and typography
  • Shadows and depth effects
  • Active states for interactive elements
  • Data visualization gradients

Base Color

#064e3b

The base color serves as the foundation for creating tints and shades. When choosing a base color, consider factors like brand identity, target audience, and the emotional response you want to evoke.

Design Tips

  • • Use lighter tints for large background areas to maintain readability
  • • Darker shades work well for text to ensure good contrast
  • • Maintain consistent intervals between variations for professional results
  • • Consider accessibility when using color variations for text and interactive elements
  • • Test your color variations across different devices and lighting conditions

Understanding Color Harmonies

Color harmonies are systematic ways to combine colors that create pleasing visual experiences. These scientifically-based combinations help designers create balanced, professional-looking color schemes that work across different applications and contexts.

Complementary Colors

High contrast, vibrant combinations

#064e3b
#4c0618

Complementary colors are directly opposite each other on the color wheel. They create a strong, vibrant contrast that's perfect for creating visual impact and drawing attention to key elements. Common applications include call-to-action buttons, logos, and sports team branding.

Best Uses:

  • Highlighting important elements
  • Creating visual tension
  • Sports and entertainment branding
  • Call-to-action buttons

Triadic Harmony

Three colors evenly spaced on the color wheel

#064e3b
#39064c
#4c3906

Triadic color schemes use three colors equally spaced around the color wheel. This arrangement creates a balanced and vibrant look while offering more variety than complementary schemes. It's popular in web design and children's branding.

Best Uses:

  • Web design
  • Children's products
  • Educational materials
  • Creative and artistic projects

Analogous Colors

Adjacent colors that flow naturally

#064c16
#064e3b
#063c4c

Analogous colors sit next to each other on the color wheel, creating a smooth, cohesive look. This harmony is found abundantly in nature and creates a serene, comfortable feeling. Perfect for designs that need to feel unified and peaceful.

Best Uses:

  • Nature-themed designs
  • Professional websites
  • Healthcare branding
  • Relaxing environments

Monochromatic Scheme

Variations of a single color

#064e3b
#0ebe8f
#41f1c2
#a0f8e0

Monochromatic color schemes use different tones, shades, and tints of a single color. This creates a sophisticated, cohesive look that's easy on the eyes. It's excellent for creating depth while maintaining simplicity.

Best Uses:

  • Minimalist design
  • Corporate branding
  • User interfaces
  • Professional presentations

Tips for Using Color Harmonies

  • • Use the 60-30-10 rule: primary color 60%, secondary 30%, accent 10%
  • • Consider your target audience and industry standards
  • • Test your color combinations for accessibility and contrast
  • • Remember that cultural associations with colors can vary

Popular Color Combinations

Classic Blue
Nature Green
Warm Red

Color Theory Guide

Color Properties

  • Hue: The pure color without tint or shade
  • Saturation: The intensity or purity of the color
  • Brightness: The lightness or darkness of the color

Color Schemes

  • Monochromatic: Different shades and tints of one color
  • Complementary: Colors opposite each other on the color wheel
  • Analogous: Colors adjacent to each other on the color wheel

About this Calculator

Free online color picker and palette generator. Get color codes in HEX, RGB, HSL formats, check color contrast for accessibility, and generate color harmonies for your design.

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