#### 8.10.3.2 IfcColourSpecification

| Spécification de couleur
| Farbbeschreibung

> NOTE Definition according to ISO/CD 10303-46:1992
> The colour specification entity contains a direct colour definition. Colour component values refer directly to a specific colour space.

> NOTE Corresponding ISO 10303 name: colour_specification. It has been made into an abstract entity in IFC. Please refer to ISO/IS 10303-46:1994, p. 138 for the final definition of the formal standard.

> HISTORY New entity in IFC2x2.

XSD Specification:

<xs:element name="IfcColourSpecification" type="ifc:IfcColourSpecification" abstract="true" substitutionGroup="ifc:IfcPresentationItem" nillable="true"/>
<xs:complexType name="IfcColourSpecification" abstract="true">
<xs:complexContent>
<xs:extension base="ifc:IfcPresentationItem"/>
</xs:complexContent>
</xs:complexType>

EXPRESS Specification:

ENTITY IfcColourSpecification

| ABSTRACT SUPERTYPE OF(IfcColourRgb)

| SUBTYPE OF (IfcPresentationItem);

Name | : | OPTIONAL IfcStrippedOptional;

END_ENTITY;

Attribute Definitions:

Name | : | Optional name given to a particular colour specification in addition to the colour components (like the RGB values). EXAMPLE Names of a industry colour classification, such as RAL. IFC2x3 CHANGE Attribute added.

Inheritance Graph:

ENTITY IfcColourSpecification

| ENTITY IfcPresentationItem

| ENTITY IfcColourSpecification

Name | : | OPTIONAL IfcStrippedOptional;

END_ENTITY;

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