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Committed to Shaping the Next Generation of IT Experts.
Essentials For DesignDreamweaver
Level OneJulian Rickards
Project 6
Backgrounds and Colors
Copyright (c) 2004 Prentice-Hall. All rights reserved. 2
Objectives
Tiled, margin, and watermark backgrounds
Suitable background images
Transparent background graphics
Web-safe colors
Link colors Image backgrounds CSS properties Background images Text and background
color
Why Would I Do This?
Increase design impact Develop a themeMaximize use of CSS
Copyright (c) 2004 Prentice-Hall. All rights reserved. 4
Using Background Images
Text must be readableEdit the transparency optionConsider download and processing timeDo not use animated gifsChoose graphic formatsTest your page
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Working With The Colors Of The Web
Monitor factors Size Color depth Quality
Dithering Palette
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Web-safe color palette
RGB model Hexadecimal
Color-picking tool
Working With The Colors Of The Web (continued)
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Visual Summary
Properties inspector
Page properties
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Visual Summary (continued)
Color selection
Eyedropper cursor
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Visual Summary (continued)
Design panel
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Wallpaper-pattern Backgrounds
Tiled Repeating pattern Readability BackgroundCity.com
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Inserting A Wallpaper-Pattern Background
Page properties
Appearance category
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Inserting A Wallpaper-pattern Background (continued)
Select image source
Image preview
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Inserting A Wallpaper-Pattern Background (continued)
Background image in browser
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Avoiding Unsuitable Background Images Readability
Flat color depth Low contrast
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Problems With TransparentBackground Graphics
Image halo Gray background Visually impaired
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Margin Graphics
Widths Heights
CSS background options
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Margin Graphics (continued)
Too narrow – repeats
Too wide – 1600-px wide
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Margin Graphics (continued)
Top border Too short and repeats
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Watermark Background Graphics
Size Repetition Flattened
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Watermark Background Graphics(continued)
Complex background
Positioned for readability
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Insert a Watermark Graphic
Watermarked Less contrast and color-depth
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Applying Both BackgroundImage And Color
Default browser displayDisabled graphicsReadability
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Applying Both BackgroundImage And Color (continued)
Start with page properties
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Applying Both BackgroundImage And Color (continued)
Page properties after selecting black
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Applying Both BackgroundImage And Color (continued)
Appearance in browser
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Setting Default Text Colors
Options Page properties System color picker Color Matrix/Wheel
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Color/Colors Dialog Boxes
Windows
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Color/Colors Dialog Boxes (continued)
Macintosh
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Default Colors
Changed to yellow
Color palette
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Color Matrix
Mouse location Color
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Color hues
Selected color
Saturation levels
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Setting Link Colors
Linked Visited Active Hover
Rollover
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Page Properties
Links category
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Page Properties (continued)
Set colors
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Page Properties (continued)
Browser results
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Summary
Tiled, margin, and watermark backgrounds
Suitable background images
Transparent background graphics
Web-safe colors
Link colors Image backgrounds CSS properties Background images Text and background
color
Copyright (c) 2004 Prentice-Hall. All rights reserved. 37
End-of-Project Exercises
Screen ID Multiple Choice Discussion Questions Skill Drill
Chose a Color from an Image Set Heading Colors Set the Background Repeat Options Apply Background Colors to Other Elements Explore Design Options with Background Images Prevent a Background Image from Scrolling
Copyright (c) 2004 Prentice-Hall. All rights reserved. 38
End-of-Project Exercises
Challenge Add Decorative Corners around a Block of
Content Place Decorative Graphics in the Background
Portfolio Builder Create Alternative Color Schemes
What Are Your Questions
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