The state flag is a rectangle that has a width to length ratio of two to three and contains (1) one blue vertical stripe that has a width equal to one-third the length of the flag, (2) two equal horizontal stripes, the upper stripe white, the lower stripe red, each having a length equal to two-thirds the length of the flag, and (3) one white, regular five-pointed star located in the center of the blue stripe, oriented so that one point faces upward, and sized so that the diameter of a circle passing through the five points of the star is equal to three-fourths the width of the blue stripe. The red and blue of the state flag are the same colors used in the United States flag. [ 2 ] The Texas flag is known as the "Lone Star Flag" (giving rise to the state's nickname "The Lone Star State"). This flag was introduced to the Congress of the Republic of Texas on December 28, 1838, by Senator William H. Wharton . [ 3 ] It was adopted on January 25, 1839 as the final national flag of the Republic of Texas. [ 3 ] The actual designer of the flag is unknown; Dr. Charles B. Stewart is credited with drawing the image used by the Third Congress when enacting the legislation adopting the flag. [ 4 ] [ 5 ] When Texas became the 28th state of the Union on December 29, 1845, its national flag became the