Python 3 Script to Convert RGB Color Code to Hexadecimal Color Code Full Project For Beginners

main.py

# Python3 program to convert the given
# RGB color code to Hex color code

# Function to convert decimal to hexadecimal
def decToHexa(n):

	# char array to store hexadecimal number
	hexaDeciNum = ['0'] * 100

	# Counter for hexadecimal number array
	i = 0
	
	while (n != 0):

		# Temporary variable to store remainder
		temp = 0

		# Storing remainder in temp variable.
		temp = n % 16

		# Check if temp < 10
		if (temp < 10):
			hexaDeciNum[i] = chr(temp + 48)
			i = i + 1

		else:
			hexaDeciNum[i] = chr(temp + 55)
			i = i + 1

		n = int(n / 16)

	hexCode = ""
	if (i == 2):
		hexCode = hexCode + hexaDeciNum[0]
		hexCode = hexCode + hexaDeciNum[1]

	elif (i == 1):
		hexCode = "0"
		hexCode = hexCode + hexaDeciNum[0]

	elif (i == 0):
		hexCode = "00"

	# Return the equivalent
	# hexadecimal color code
	return hexCode

# Function to convert the
# RGB code to Hex color code
def convertRGBtoHex(R, G, B):

	if ((R >= 0 and R <= 255) and
		(G >= 0 and G <= 255) and
		(B >= 0 and B <= 255)):

		hexCode = "#";
		hexCode = hexCode + decToHexa(R)
		hexCode = hexCode + decToHexa(G)
		hexCode = hexCode + decToHexa(B)
		return hexCode

	# The hex color code doesn't exist
	else:
		return "-1"

# Driver Code
R = 0
G = 0
B = 0
print (convertRGBtoHex(R, G, B))

R = 255
G = 255
B = 255
print (convertRGBtoHex(R, G, B))

R = 25
G = 56
B = 123
print (convertRGBtoHex(R, G, B))

R = 2
G = 3
B = 4
print (convertRGBtoHex(R, G, B))

R = 255
G = 255
B = 256
print (convertRGBtoHex(R, G, B))

# This code is contributed by Pratik Basu

# Python3 program to convert the given

# RGB color code to Hex color code

# Function to convert decimal to hexadecimal

def decToHexa(n):

# char array to store hexadecimal number

hexaDeciNum = ['0'] * 100

# Counter for hexadecimal number array

i = 0

while (n != 0):

# Temporary variable to store remainder

temp = 0

# Storing remainder in temp variable.

temp = n % 16

# Check if temp < 10

if (temp < 10):

hexaDeciNum[i] = chr(temp + 48)

i = i + 1

else:

hexaDeciNum[i] = chr(temp + 55)

i = i + 1

n = int(n / 16)

hexCode = ""

if (i == 2):

hexCode = hexCode + hexaDeciNum[0]

hexCode = hexCode + hexaDeciNum[1]

elif (i == 1):

hexCode = "0"

hexCode = hexCode + hexaDeciNum[0]

elif (i == 0):

hexCode = "00"

# Return the equivalent

# hexadecimal color code

return hexCode

# Function to convert the

# RGB code to Hex color code

def convertRGBtoHex(R, G, B):

if ((R >= 0 and R <= 255) and

(G >= 0 and G <= 255) and

(B >= 0 and B <= 255)):

hexCode = "#";

hexCode = hexCode + decToHexa(R)

hexCode = hexCode + decToHexa(G)

hexCode = hexCode + decToHexa(B)

return hexCode

# The hex color code doesn't exist

else:

return "-1"

# Driver Code

R = 0

G = 0

B = 0