works but color is wrong

module03/ex03/header.h

@@ -0,0 +1,39 @@
+#ifndef HEADER_H
+#define HEADER_H
+
+#include <avr/io.h>
+#include <util/delay.h>
+#include <avr/interrupt.h>
+
+#include "utils.h"
+#include "bitmanip.h"
+#include "timer.h"
+#include "usart.h"
+#include "interrupt.h"
+
+//
+// PROTOTYPES
+//
+// main.c
+// colors.c
+void init_rgb();
+void set_rgb(uint8_t r, uint8_t g, uint8_t b);
+uint8_t get_red(char *input);
+uint8_t get_green(char *input);
+uint8_t get_blue(char *input);
+uint8_t hex_to_int(char c);
+void uart_init();
+void set_color(char *color_input);
+// uart.c
+void uart_init();
+char uart_rx(void);
+void uart_tx(char c);
+// void uart_printstr(const char* str);
+void remove_last_character();
+void fill_str(char input);
+int strlength(volatile char *str);
+void reset_input();
+int is_valid_color_input(char c);
+
+
+#endif // HEADER_H