New Colours Format

Suggestions for a new colours format

Colour spaces

RGB

CMYK

L*a*b

Features

Name

Description

Copyright

Spot

Overview of existing formats

Informations included in some other colour formats.

CGATS.17

ANSI Standard used by QuarkXPress 7

• Originator
• File descriptor
• Created

• Manufacturer
• Comment

• Name format
• Library identifier
• Default color space
• Color usage recommendation

• Data format

• Data

information

Adobe Color Book (.acb)

Used by InDesign and Photoshop

• File Version
• Color Book Identifier
• Color Book Title
• Color Name Prefix
• Color Name Postfix
• Color Book Description
• Color Count
• Colors per Page
• Page Selector Offset
• Color Space Identifier
• Color Type (Spot/Process)

For each colour

• Name
• Code
• Values (depending of the Color Space)

more info

ASCII (and Binary) Color File (.acf .bcf)

Used by Freehand and PageMaker

• Library Name
• Library Version
• Copyright
• About Message
• Names (Full/Partial/None)
• Rows
• Columns
• Number of entries
• Prefix
• Suffix
• Type (Spot/Process/Mixed/hifi)
• Models (CMYK/RGB/hifi/Spot/Lab)
• Preferred Model
• (Hi Fidelity inks description)

For each colour

• (Lab or XYZ values)
• CMYK values
• RGB values
• (Special inks values)
• Type
• Model
• Name

some more info

Adobe Colors (.aco)

Used by Photoshop

old official info

newer unofficial info

Corel Palette (.cpl)

Used by CorelDRAW

(incomplete)

• Name
• Color count

For each colour

• (Ordering number)
• Color space
• Color name encoding
• Values (depending of the Color Space)
• Name