[Color:]UPDATED

Outputs a hex-encoded colour string based on the percentage difference and specified intensity of an input colour.


Purpose

Outputs a hex-encoded colour string based on the percentage difference and specified intensity of an input colour. Input colours can be specified by name (e.g. white) or hex-encoded (e.g. #FFFFFF, also white).


Compatibility

The macro can be used in all input document types and in Report Studio.


Updates

v4.6One month ago · August 2026

The 'intensifyPercent' parameter now takes effect on every colour channel. Previously a channel whose colours differed by less than 100 was left completely unchanged, so intensifying could produce no visible difference at all.

History (1)
4 years ago · November 2021

Fixed broken macro when 'intensifyPercent' parameter was negative.


Parameters (29)
Mandatory (3)
Parameter TypePurpose Options Default
intensifyColor
ColorThe colour to use to increase intensity of the input colour. N/A
intensifyPercent
DoubleThe percentage intensity to apply.
  • From -100 to 100
N/A
value
ColorThe input colour. N/A
Behaviour (3)8 additional
Parameter TypePresencePurpose Options Default
calculate
StringOptionalPost processing formula. Use {value} to substitute the macro's output into the formula as text, e.g. {value}/1024, or the bare word value to use the output itself, e.g. jPath(value, 'id') to read a property from an object. If the result is fractional it is shown to two decimal places unless you also set format, e.g. format=G to show it in full; a value kept by storeAs always retains its full precision. N/A N/A
hidden
BooleanOptionalWhether to hide the macro output.
  • true
  • false
false
redact
BooleanOptionalWhether substituted variables are hidden from macro results (and the word 'REDACTED' will appear in progress screens and elsewhere in the web UI).
  • true
  • false
false
Additional (8)
Parameter TypePresencePurpose Options Default
desiredExecutionResult
List<ExecutionResult>OptionalIf specified, asserts the expected execution result of the macro. Accepts a single value or a semicolon-separated list of acceptable values (e.g. 'Success;Warning'). The macro executes normally; if the actual result matches any of the desired values, the result is converted to Success. If the actual result does not match, the result is converted to MacroError with a descriptive message. This is primarily used for testing and diagnostic purposes. Valid values are: 'Unknown', 'Success', 'MacroError', 'WorkerStopped', 'Running', 'Warning', 'NeverRun', 'Cancelled', 'Pending', 'Paused', 'SystemError', 'Deferred' and 'Stopped'.
  • Cancelled
  • Deferred
  • MacroError
  • NeverRun
  • Paused
  • Pending
  • Running
  • Stopped
  • Success
  • SystemError
  • Warning
  • WorkerStopped
N/A
errorOnOverflow
BooleanOptionalShould NCalc expression evaluation throw error on Overflow
  • true
  • false
true
expectedType
StringOptionalIf specified, asserts the expected output type of the macro result. The macro executes normally; if the actual type does not match, a macro error is generated. Requires 'storeAs', 'storeAsHidden', or 'storeFormattedValueAs' to be set for typed validation. Valid types include CLR names (e.g. Int32, Int64, Single, Double, Boolean, String, JArray, JObject) and C# keyword aliases (e.g. int, long, float, double, bool, string, uint, ulong, short, ushort, byte, sbyte, decimal, char, object). The special value 'Number' matches any numeric type. N/A N/A
expectedValue
StringOptionalIf specified, asserts the expected output value of the macro result. The macro executes normally; if the actual value does not match, a macro error is generated. When 'storeAs' or 'storeAsHidden' is set, the stored variable value is compared. Otherwise, the document output text is compared. N/A N/A
if
StringOptionalThe condition that must be true in order for the macro to be executed/evaluated. Must either evaluate to true or false, for example: "3+5=8" or "contains('abcd', 'z')". N/A true
mode
MacroModeOptionalThe mode in which variables are stored. In legacy mode (default for Schedules), the variable created is a string and formatted. In normal mode (default for Report Studio), the output variable is stored as a strongly-typed object, e.g. an Int32 or a JArray etc., rather than a formatted string.
  • Legacy
  • Normal
Legacy
obfuscation
ObfuscationTypeOptionalObfuscation type. Use obfuscation to write reports where sensitive data is hidden. When used, ReportMagic guarantees that the same input string will map to the same output string for the whole of the report (but the next time the report runs, it will most likely map to a different value). If you use obfuscation, the property in your macro will not show up and instead, you will see a fake item of the obfuscation type chosen.
  • None
  • UkTown
  • DeviceName
  • Company
  • IpAddress
  • PrivateIpAddress
None
warning
StringOptionalIf specified, adds a warning message for this macro. This is processed as an NCalc, and the warning message will ALWAYS be present and will be the value of the evaluated NCalc expression. N/A N/A
Colours (6)
Parameter TypePresencePurpose Options Default
intensifyColor
ColorMandatoryThe colour to use to increase intensity of the input colour. N/A
intensifyPercent
DoubleMandatoryThe percentage intensity to apply.
  • From -100 to 100
N/A
value
ColorMandatoryThe input colour. N/A
colorTableCell
BooleanOptionalWhether to color table cells if thresholds are breached, rather than color the text.
  • true
  • false
true
fontBackgroundColor
ColorOptionalThe font background color to use. N/A
fontColor
ColorOptionalThe font color to use. N/A
Formatting (2)1 additional
Parameter TypePresencePurpose Options Default
fontBold
BooleanOptionalChange the font weight (true=strong, false=normal). If omitted, no change is made.
  • true
  • false
N/A
fontSize
DoubleOptionalChange the font size in points. If omitted, no change is made.
  • From 2 to 200
N/A
Additional (1)
Parameter TypePresencePurpose Options Default
format
StringOptionalThe formatting to use for numbers. You can also specify 'format=string' to force numbers to be treated as strings. For dates, C# date formats are supported, plus two special values (in any casing): 'format=dayOfWeek' for the day of the week as a number (Sunday = 0; use 'format=dddd' for the day name) and 'format=epoch' for the number of seconds since 1970-01-01 UTC. N/A N/A
Output (5)2 additional
Parameter TypePresencePurpose Options Default
outputListsAsJarray
Normal mode
BooleanOptionalAny macros that output lists can optionally (in Normal mode) output a jArray instead.
  • true
  • false
true
storeAs
StringOptionalThe variable to store the result as. If the variable name ends 'Json' (any casing) its value is wrapped in json tags. That marks the value as JSON so it can be passed straight into a parameter that expects json content, and the RMScript editor also displays it with JSON highlighting. When several variables are stored at once each one is judged by its own name. N/A N/A
storeAsHidden
StringOptionalThe variable to store the result as, while hiding the output. Equivalent to 'storeAs=ThisValue, hidden=true'. N/A N/A
storeAsVariableDelimiter
CharOptionalThe delimiter used by storeAs to split a TEXT value, when there are multiple stored variables. For example, in this macro, we indicate that the value to be stored should be split by the asterisk when being stored: [String:value=a*b*c*d, storeAs=var1;var2;var3;var4, storeAsVariableDelimiter=*]. If splitting on this delimiter does not produce one value per variable, the '^' character is tried instead; that applies whatever this parameter is set to, and is what allows a single variable to hold a value containing a ';'. Note this delimiter is only used for a TEXT value. A list or a JSON array is instead shared out one element per variable, and a JSON object by its property values in order, so storing jObject('a',1,'b',2) as two variables gives 1 and 2. Any other type cannot be split across several variables at all. N/A ;
storeFormattedValueAs
StringOptionalThe name of the STRING variable to store the result as and output (both will use the same format) into the report. Note that if you also use 'storeAsHidden' in the same macro, you should not expect the output to be hidden, as this parameter overrides that. As with 'storeAs', a name ending 'Json' has its value wrapped in json tags. N/A N/A
Additional (2)
Parameter TypePresencePurpose Options Default
failureText
StringOptionalThe text to display should the macro fail to execute. Note that a poorly-specified macro (e.g. omitting mandatory parameters) will still result in an error message. N/A N/A
failureVariable
StringOptionalThe name of a variable to create should the macro fail to execute. The variable will be a text variable, and will contain either the failure text (only if the failureText parameter is set), otherwise it will contain the exception / failure message. N/A N/A
General (1)1 additional
Parameter TypePresencePurpose Options Default
singleValueList
Normal mode
BooleanOptionalIn Normal Mode and for macros that output JArrays only, whether to convert a JArray of single-property jObjects into a flat JArray of values.
  • true
  • false
false
Additional (1)
Parameter TypePresencePurpose Options Default
comment
StringOptionalAdd a comment to make your document template more readable. The comment is discarded in the output document. N/A N/A

Examples (4)

Example 1

For each colour component (red, green, blue), apply a 50% difference between white and red and store as the new colour.

[Color: value=White, intensifyColor=Red, intensifyPercent=50]
Outputs: #FF8080

Example 2

For each colour component (red, green, blue), apply a 50% difference between #00FF00 (green) and red and store as the new colour.

[Color: value=#00FF00,intensifyColor=Red,intensifyPercent=50]
Outputs: #8080FF

Example 3

For each colour component (red, green, blue), apply a -50% difference between white and red and store as the new colour.

[Color: value=White, intensifyColor=Red, intensifyPercent=-50]
Outputs: #008080

Example 4

Outputs a color in the hex format, then uses the 'calculate' parameter to validate that the output contains 7 characters:

[Color: value=Red, intensifyColor=Red, intensifyPercent=50, calculate=count('{value}')]
Outputs: 7

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