International Women鈥檚 Day is a time to celebrate the countless achievements of women. Women around the world 鈥 and even a few of our go-to brands 鈥 have been celebrating in various ways, whether it鈥檚 marching, posting to social media, donating sales proceeds, or simply showing their support with their fashion choices. Of course, a selection of outspoken celebs took to Instagram to show their sartorial support.

1. Emma Watson: The Beauty and the Beast actress is celebrating by curating National Geographic鈥榮 Instagram feed, sharing photos taken by female photographers all over the world 鈥 and sporting a red satin blazer featuring the words, 鈥淕irls just wanna have fundamental human rights.鈥

2. Lucy Hale: The Pretty Little Liars alum wore the 鈥淧henomenal Woman鈥 tee. The famous quote is taken from Maya Angelou鈥檚 iconic poem reading, 鈥淚鈥檓 a woman, phenomenally. Phenomenal woman, that鈥檚 me.鈥 You can snag it for yourself from phenomenal.ly for $35. Hale said, 鈥淥ver the last year, we鈥檝e seen an unprecedented movement for women鈥檚 rights, and one thing is clear 鈥 our time is now. We are phenomenal, and we will make the world a better place for all women.鈥

3. Hilary Duff: Duff鈥檚 new glasses for Glasses USA will have $5 of their proceeds donated to FREE THE GIRLS, an organization that helps 鈥渞eintegrate female sex-trafficking victims into their communities.鈥

4. Ashley Graham: The model wore black in her International Women鈥檚 Day post, like the attendees for the Golden Globes. She posed with her fellow Revlon Live Boldly spokesmodels in a campaign which 鈥渟eeks to inspire women to express themselves with passion, optimism, strength, and style.鈥 鈥淥n #InternationalWomensDay, I鈥檓 excited to be part of this bold group of amazing #LiveBoldly women!鈥 the trendsetter explained.

5. Reese Witherspoon: Witherspoon鈥檚 lippie makes a major statement. She explained聽in a Facebook video that she鈥檚 been working on a limited-edition lipstick with Elizabeth Arden with proceeds going to the United Nations Women鈥檚 Fund. According to Witherspoon, Arden is the 鈥渃reator of wearing red lipstick as an act of feminism.鈥

6. Julianne Hough: The Dancing With the Stars judge also wore the Maya Angelou tee as she echoed a similar sentiment to Hale and added, 鈥淲e are PHENOMENAL, we are POWERFUL in our own unique and feminine ways, and we will make the world a better place for all women!鈥

We be marching 馃檶馃徏鉁婐煆

A post shared by Vanessa Hudgens (@vanessahudgens) on

7. Vanessa Hudgens: The Powerless actress wore a black motorcycle cap with red and white drawstring pants and a T-shirt with women marching and bearing signs with a photo caption that simply read, 鈥淲e be marching.鈥

8. Alexa Chung: The British writer, host, model, and fashion designer went meta with a T-shirt that featured her wearing a T-shirt that said 鈥淔eminist鈥 from 2015.

Which style was your favorite? Tell us @BritandCo!