This greeting card features a green-on-white rainbow that feels like a shared wink between friends on St. Patrick’s Day 💚. The rainbow is built from layered bands of green, giving it a cozy, close-together look rather than a loud splash of color. The outer arc is deep emerald with scattered white dots, like confetti drifting over the top. Inside it, a lighter green band carries small darker-green polka dots, adding a gentle rhythm and a hint of flirtatious charm ☘️. Near the center, a wavy zigzag line in pale green frames a four-leaf shamrock in the darkest green, tucked in like a little secret. Centered below the rainbow, the text “St. Patrick’s Day” sits in dark green, set in a simple sans-serif style that anchors the design. The background stays bright white, making every shade of green and each dot stand out clearly. The shamrock sits at the rainbow’s center, surrounded by the zigzag band and dotted arcs.