How to change the colour of marked text to light green???

Answer 1

style="color:#55ff55"
light green in hexadecimal

Answer 2

add this --> style = "color: green;"
to the tag you want to add it to

Answer 3

<mark style="color:#00FF00;"></mark>

Answer 4

<mark style="color:lightgreen"> Marked Text</mark>
You can also change the background color of the marked text.
<mark style="background-color:lightgreen"> Marked Text</mark