Colour cells when enter letter in different cell

[D Thomas]

Hi i am creating a type of time sheet but i need help i want cells c5 to i5 to change colour to green automatically when i put just a Y in k5
can anyone help please thanks

[zbor]

Select cells you want to format (C5:I5) and in Conditional Formatting use rule: =$K5="Y"

[D Thomas]

works a treat thanks