SAP Message S1855 - Operator & was displayed, but the values are in decreasing sequence

Diagnosis
One of the operators '<, <=' was used, but the values specified were in
decreasing sequence.

System Response
This may lead to a misinterpretation of the parameter.

Procedure
If you are using one of the operators named above, enter the parametervalues in increasing sequence.
'Green' should have the lowest value.