On a gray-brown background, inscriptions in blue lettersOn a gray-brown background, inscriptions in blue letters
Drawing of a gray hydrant with blue water on a gray backgroundDrawing of a gray hydrant with blue water on a gray background
Bright colors of summer in blue and light green shadesBright colors of summer in blue and light green shades
Illustration of the brain with a sign on a blue backgroundIllustration of the brain with a sign on a blue background