'Gloria in Excelsis' is a vibrant painting filled with rich colors and celestial figures. The artwork features angels in flowing robes, surrounded by a radiant light. The background is a soft blend of blues and golds, enhancing the heavenly atmosphere.

Each angel is depicted with delicate features, contributing to the overall sense of divine beauty. The painting is executed in oil on canvas, a common medium for the Pre-Raphaelite movement. The use of color is striking, with a palette that emphasizes golds and blues. The composition is carefully arranged, drawing the viewer's eye to the central figures.

The intricate details in the angels' garments showcase De Morgan's skill in rendering fabric and texture. Evelyn De Morgan was a prominent figure in the Pre-Raphaelite movement, known for her depictions of spiritual themes. 'Gloria in Excelsis' reflects her interest in the divine and the feminine. An interesting fact about this work is that it was inspired by the artist's fascination with the concept of angels and their role in religious narratives.

De Morgan often incorporated symbols of light and beauty in her art, making her works distinct in the genre.