block5.ts

import { Component } from '@angular/core';
import { NavController } from 'ionic-angular';
import { AboutPage } from './../about/about';

@Component({
  selector: 'page-home',
  templateUrl: 'home.html'
})
export class HomePage {

  constructor(public navCtrl: NavController) {

  }

  goTo(color) {
    color = color || 'No Color Entered';

    this.navCtrl.push(AboutPage, {
      data: color
    });
  }
}