Hailey Bieber is showcasing a fresh style after baby, baby, baby.

The model debuted lighter, honey blonde hair on her Instagram Stories Sept. 28, more than a month after she gave birth to her and husband Justin Bieber‘s first baby.

The “Peaches” singer and his wife, a natural blonde who previously sported medium and dark brown hair over the past year, announced the arrival of their son, Jack Blues Bieber, Aug. 23.

Alongside a closeup pic of Hailey holding the baby’s foot , Justin wrote on Instagram at the time, “WELCOME HOME.”

His mother, Pattie Mallette, has since shared several tributes to her first grandchild. “Oh my heart. Welcome baby Jack!!” the 49-year-old wrote on her Instagram Stories soon after the baby’s birth. “I love you so much! Thank you Lord. What a miracle!”

Jack is the second grandchild and first grandson for Hailey’s dad, Stephen Baldwin, who is just as enamored by the infant.

“He’s just, I don’t want to say too much,” the Usual Suspects actor gushed to People Sept. 13 at the magazine’s 50th birthday celebration at Chain House in Los Angeles, “He’s unbelievably cute.”

The 58-year-old added, “And the world will see him soon.”

Meanwhile, Justin, 30, and Hailey, 27, recently celebrated another major milestone: Their sixth wedding anniversary.

The Rhode founder, shared several romantic images to mark the occasion Sept. 14. “6 years,” Hailey wrote on her Instagram Stories, adding a white heart and engagement ring emoji. “Love you baby.”

The couple tied the knot at a New York City courthouse Sept. 14, 2018, two months after their got engaged in July following a whirlwind summer rekindled romance. Just over one year later, the married again in a larger wedding ceremony in South Carolina in front of family and friends.

Hailey joins a long list of celebs who have debuted chic hair transformations. Read on to see more…