Two Color Worlds

• RGB for screen
• CYMK for paper
• C = Cyan
• Y = Yellow
• M = Magenta
• K = blacK

Properties of Color

• Hue: the "color"of the color, or the wavelength of light
• Saturation: the intensity of the color
• Brightness/Value: the relative lightness or darkness of the color
• Running the gamut

sRGB = "standard" RGB

Demo Photoshop's color tools

• Color Picker
• Color Palette
• Info Palette

See Chapter 7 in Photoshop CS3 Studio Techniques

Demo Photoshop color correction through the Curves Dialog…

Images I'll be using
• katz_gray
• khazar_gray
• skintone_ref
• skintone_before
• full_color

The CYMK World

Photoshop's forté

What those bits of color depth are used for in 32bit color

What Is A Selection?

• A type of “masking”
• When you select something, you can differentiate it from the test of the image and either effect it or everything but it
• Let's demo the tools
• Marquee
• Lasso
• Quick Selection
• Magic Wand
• Quick Mask
• Paths