lines.color 

Captures the colors of the staff lines. The value is structured; that is,
it should have the same number of space-separated RGB values as the number of lines
indicated by the lines attribute. A line can be made invisible by assigning it the same
RGB value as the background, usually white.

Attribute Information

Used By

Attribute Group mei:mei_att.staffDef.vis.attribute.lines.color

Source 

<xs:attribute name="lines.color">
  <xs:annotation>
    <xs:documentation>Captures the colors of the staff lines. The value is structured; that is, it should have the same number of space-separated RGB values as the number of lines indicated by the lines attribute. A line can be made invisible by assigning it the same RGB value as the background, usually white.</xs:documentation>
  </xs:annotation>
  <xs:simpleType>
    <xs:restriction>
      <xs:simpleType>
        <xs:list itemType="mei:mei_data.COLOR"/>
      </xs:simpleType>
      <xs:minLength value="1"/>
    </xs:restriction>
  </xs:simpleType>
</xs:attribute>

Sample