Color Conversion
#6f7780
Variations
The purpose of this section is to accurately produce tints (pure white added) and shades (pure black added) of your selected color in 10% increments.
Pro Tip: Use shades for hover states and shadows, tints for highlights and backgrounds.
Shades
Darker variations created by adding black to your base color.
Tints
Lighter variations created by adding white to your base color.
Common Use Cases
- • UI component states (hover, active, disabled)
- • Creating depth with shadows and highlights
- • Building consistent color systems
Design System Tip
These variations form the foundation of a cohesive color palette. Export them to maintain consistency across your entire project.
Color Combinations
Each harmony has its own mood. Use harmonies to brainstorm color combos that work well together.
How to Use
Click on any color to copy its hex value. These combinations are mathematically proven to create visual harmony.
Why It Matters
Color harmonies create balance and evoke specific emotions in your designs.
Complement
A color and its opposite on the color wheel, +180 degrees of hue. High contrast.
Split-complementary
A color and two adjacent to its complement, +/-30 degrees of hue from the value opposite the main color. Bold like a straight complement, but more versatile.
Triadic
Three colors spaced evenly along the color wheel, each 120 degrees of hue apart. Best to allow one color to dominate and use the others as accents.
Analogous
Three colors of the same luminance and saturation with hues that are adjacent on the color wheel, 30 degrees apart. Smooth transitions.
Monochromatic
Three colors of the same hue with luminance values +/-50%. Subtle and refined.
Tetradic
Two sets of complementary colors, separated by 60 degrees of hue.
Color Theory Principles
Balance
Use one dominant color, support with secondary, and accent sparingly.
Contrast
Ensure sufficient contrast for readability and accessibility.
Harmony
Colors should work together to create a unified visual experience.
Color Contrast Checker
Test color combinations to ensure they meet WCAG accessibility standards for text readability.
Text Color
Background Color
Contrast
WCAG Standards
Advanced Contrast Checker
Fine-tune with sliders, multiple previews & more
Everybody is a Genius. But If You Judge a Fish by Its Ability to Climb a Tree, It Will Live Its Whole Life Believing that It is Stupid.
Technical Formats
Practical Formats
Color Analysis
Blindness Simulator
Creative Aspects
Frequently asked questions
- What color is #6F7780?
- #6F7780 is Harbor Slate – A cool, muted slate-blue with a soft steely core and low chroma that reads as both blue and neutral depending on light. It evokes composed restraint — the steady hush of a harbor at dusk, practical and quietly confident.
- What does Harbor Slate symbolize?
- stability and reliability, professional restraint, maritime heritage, subtle sophistication, melancholic reflection. In Western design this slate-blue often reads as corporate reliability and naval history; in Japanese aesthetics it aligns with wabi-sabi restraint and muted natural tones; in Scandinavian contexts it echoes coastal building materials and minimalism, suggesting functional beauty. These associations make the shade versatile across conservative and craft-focused cultures.
- Where is Harbor Slate used in design?
- In a space or interface, this hue reduces visual noise and encourages focused attention by sitting unobtrusively behind content. Its low saturation calms the viewer while still reading as modern and skilled rather than coldly neutral.
- Which colors go well with Harbor Slate?
- Harbor Slate pairs well with #EEA96A, #445063, #8E5F76. #EEA96A: Complementary harmony: a warm ochre accent provides energetic but muted contrast for CTAs and focal elements.. #445063: Analogous harmony: a deeper slate-blue adds depth for headers or borders while keeping a cohesive cool palette.. #8E5F76: Split-complementary/triadic flavor: a dusty mauve introduces a soft, elegant counterpoint that enriches neutrals without clashing..
- How does Harbor Slate affect mood?
- Restrained confidence with quiet composure Viewers typically feel steadied and focused, with a subtle sense of professionalism rather than exuberance. Key traits: dependable, restrained, authoritative, practical, thoughtful.
- Which industries use Harbor Slate?
- Harbor Slate is commonly used in Fintech and enterprise software, Architecture and interior design firms, Premium outdoor apparel and gear. It fits brand archetypes like The Sage, The Creator.
- What is the history of Harbor Slate?
- This exact slate-blue sits in a long lineage of blue-grays used wherever maritime climates and industry meet: early artists and craftsmen achieved similar tones by mixing smalt or Prussian blue with charcoal, umber, or white to mute intensity. By the late 18th century artists began favoring mixed grays like Payne's Grey (an artist-made blue-gray) as an alternative to pure black for shadow work, and that practical mixing tradition produced colors close to this shade.
- How to use Harbor Slate in design?
- Maintain clear contrast and one warm or saturated accent to give the shade functional hierarchy and emotional lift. Best practices: Pair Harbor Slate with a single warm accent (e.g., EEA96A) to create focused contrast without visual fatigue.; Use it at full opacity for large UI surfaces and reduce opacity (70–85%) over textured backgrounds to add depth.; Combine with natural materials—warm oak, brass, or leather—to prevent the palette from feeling sterile..
- Is Harbor Slate accessible?
- Contrast ratio on white: 4.54:1, on black: 4.63:1. Passes WCAG AA for normal and large text.