Cote d'Ivoire is about 1.9 times bigger than Washington.

Washington is approximately 172,348 sq km, while Cote d'Ivoire is approximately 322,463 sq km, making Cote d'Ivoire 87% larger than Washington. Meanwhile, the population of Washington is ~6.7 million people (22.0 million more people live in Cote d'Ivoire).
Tip: This to-scale comparison of Washington vs. Cote d'Ivoire uses the Mercator projection, which distorts the size of regions near the poles.