c++ - how to draw polygons in OpenGL that have an outline drawn

How can I draw a shape like this in OpenGL? I mean, I know how to draw polygons in OpenGL. I want to know how to make the outline black and the fill color ( for example ) yellow?

Drawing your own objects - Box2D tutorials - iforce2d

An introduction on OpenGL with 2D Graphics - OpenGL Tutorial

An introduction on OpenGL with 2D Graphics - OpenGL Tutorial

c++ - how to draw polygons in OpenGL that have an outline drawn

Introduction to Computer Graphics, Section 3.1 -- Shapes and Colors in OpenGL 1.1

Drawing Polylines by Tessellation - CodeProject

c++ - How to create outline - Stack Overflow

OpenGL - Drawing polygons

OpenGL Sphere

An introduction on OpenGL with 2D Graphics - OpenGL Tutorial

c++ - How to fill space inside lines in OpenGL? - Stack Overflow

2D shape in C++ by using the OpenGl library - Stack Overflow

OpenGL Cylinder, Prism & Pipe

LearnOpenGL - Geometry Shader