Version: 2017.2

InputField.selectionColor

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public Color selectionColor ;

Description

The color of the highlight to show which characters are selected.

using UnityEngine;
using System.Collections;
using UnityEngine.UI; // Required when Using UI elements.

public class Example : MonoBehaviour { public InputField mainInputField;

// Changes the color of the highlight that shows what characters are selected. void ChangeSelectionColor() { mainInputField.selectionColor = Color.red; } }