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BACKGROUND IMAGE - On the left side a transition zone from violet to blue can be observed.
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BACKGROUND IMAGE - In some areas ovals can be observed with different patterns of fine lines in tones of violet, blue, green and orange.
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COLOR VARIATION - The texts "50 MIL PESOS", "BANCO DE LA REPÚBLICA" and the background of the word "COLOMBIA" are printed in tones of blue and violet.
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Portrait of Gabo and his standing figure.
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The text: "50 MIL PESOS", in the upper left corner.
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The texts: "BANCO DE LA REPÚBLICA" and "COLOMBIA".
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The signatures of the Governor of the Central Bank and its Deputy Executive Governor.
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Stripes with oval figures at the sides of the face.
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Common and scientific name of the hummingbird.
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Six diagonal lines on the side edges.
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The number fifty in braille, in Braille on the bottom center (slightly to the left).
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MATCHING IMAGES - The left side features the text "BRC" partially printed in the front and back, complemented in its entirety when observed against the light.
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MATCHING IMAGES - On the same side, when observed against the light, a Burgao snail printed on the obverse is complemented with another one printed on the reverse.
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WATERMARKS - On the left-hand side of the banknote, Gabo´s face can be seen against the light with a three-dimensional effect and the number 50.
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SECURITY RIBBON - The text "BRC" and the silhouette of the Burgao snail can be seen against the light in the security ribbon.
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IMAGE WITH COLOR-CHANGE AND MOVEMENT EFFECTS - The image of the hummingbird feeding from a flower, located on the left side, exhibits a color-change effect from green to blue; simultaneously, the circle of intense green color within this image appears to move.
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HIDDEN IMAGE (latent) - On the left side of the face, on the blue strip, when holding the banknote in an almost horizontal position from the lower right-hand corner at the height of the eyes, the text "BRC" is displayed.
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EXPOSURE TO ULTRAVIOLET LIGHT
The surface of the banknote must remain opaque, except for the following items:
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Small fibers that fluoresce in yellow and red, randomly distributed throughout the banknote.
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The security ribbon fluoresces in two colors, red and yellow, in an interleaved fashion.
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The serial number located at the bottom fluoresces in yellow.
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Some geometric figures and patterns, micro-texts and the Burgao snail fluoresce in orange and green.
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MICRO-TEXTS: To be observed with magnifying glass
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In some oval shapes located besides the standing character, the text "BANCO DE LA REPÚBLICA" can be read.
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In the violet strip to the right-hand side of the face, the texts "BANCO DE LA REPÚBLICA" and "BRC" can be seen.
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On the vertical light-red line to the right of the banknote, the text "BANCO DE LA REPÚBLICA" can be found.
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- Portrait of Gabo and his standing figure.
- Text: "50 MIL PESOS", in the upper left corner..
- Texts: "BANCO DE LA REPÚBLICA" and "COLOMBIA".
- The signatures of the Governor of the Central Bank and its Deputy Executive Governor.
- Stripes with oval figures at the sides of the face.
- Common and scientific name of the hummingbird.
- Six diagonal lines on the side edges.
- The number fifty in braille, on the bottom center (slightly to the left).
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- MATCHING IMAGES - The left side features the text "BRC" partially printed in the front and back, complemented in its entirety when observed against the light.
- MATCHING IMAGES - On the same side, when observed against the light, a Burgao snail printed on the obverse is complemented with another one printed on the reverse.
- WATERMARKS - On the left-hand side of the banknote, Gabo´s face can be seen against the light with a three-dimensional effect and the number "50."
- SECURITY RIBBON: The text "BRC" and the silhouette of the Burgao snail can be seen against the light in the security ribbon.
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- IMAGE WITH COLOR-CHANGE AND MOVEMENT EFFECTS - The image of the hummingbird feeding from a flower, located on the left side, exhibits a color-change effect from green to blue; simultaneously, the circle of intense green color within this image appears to move.
- HIDDEN IMAGE (latent) - On the left side of the face, on the blue strip, when holding the banknote in an almost horizontal position from the lower right-hand corner at the height of the eyes, the text "BRC" is displayed.
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EXPOSURE TO ULTRAVIOLET LIGHT
The surface of the banknote must remain opaque, except for the following items:
- Small fibers that fluoresce in yellow and red, randomly distributed throughout the banknote.
- The security ribbon fluoresces in two colors, red and yellow, in an interleaved fashion.
- The serial number located at the bottom fluoresces in yellow.
- Some geometric figures and patterns, micro-texts and the Burgao snail fluoresce in orange and green.
MICRO-TEXTS: To be observed with magnifying glass
- In some oval shapes located besides the standing character, the text "BANCO DE LA REPÚBLICA" can be found.
- In the violet strip to the right-hand side of the face, the texts "BANCO DE LA REPÚBLICA" y "BRC" can be seen.
- On the vertical light-red line to the right of the banknote, the text "BANCO DE LA REPÚBLICA" can be read.
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MAIN IMAGE - Pays homage to the Nobel Prize in Literature, Gabriel García Márquez, complying with Act 1741 of 2014.
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MAIN IMAGE - Includes a portrait of Gabriel García Márquez, the Nobel Prize in Literature, another whole-body image, and butterflies on his hand. .
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MAIN IMAGE - A hummingbird feeding from a flower, the number 50, and a Burgao snail can be seen on the left side of the standing character.
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BACKGROUND IMAGE - On the left there is a color-transition area from violet to blue.
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BACKGROUND IMAGE - Some areas feature ovals with different patterns of fine lines in shades of violet, blue, green, and orange.
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COLOR VARIATION - The texts "50 MIL PESOS", "BANCO DE LA REPÚBLICA" and the background of the word "COLOMBIA" are printed in blue and violet.
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In the top left corner and the bottom right corner can be found the serial of the banknote, made up of letters and number.
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The signatures of the Governor of the Central Bank and its Deputy Executive Governor are in the bottom left corner
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On each side of Gabo´s face there is a strip made up of ovals: to the right a violet color one and to the left a blue color one, that includes the text "CINCUENTA MIL PESOS", and to the left another blue one that includes the text "GABRIEL GARCÍA MÁRQUEZ PREMIO NOBEL DE LITERATURA (1982)".
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Each edge has six diagonal lines.
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- MAIN IMAGE - Pays homage to the Nobel Prize in Literature Gabriel García Márquez, complying with Act 1741 of 2014.
- MAIN IMAGE - Includes a portrait of Gabriel García Márquez, the Nobel Prize in Literature, another whole-body image, and butterflies on his hand.
- MAIN IMAGE - A hummingbird feeding from a flower, the number 50, and a Burgao snail can be seen on the left side of the standing character.
- BACKGROUND IMAGE - On the left there is a color-transition area from violet to blue.
- BACKGROUND IMAGE - Some areas feature ovals with different patterns of fine lines in shades of violet, blue, green, and orange.
- COLOR VARIATION - The texts "50 MIL PESOS", "BANCO DE LA REPÚBLICA" and the background of the word "COLOMBIA" are pinted in blue and violet.

EXPOSURE TO ULTRAVIOLET LIGHT
The surface of the banknote must remain opaque, except for the following items:
-
Small fibers that fluoresce in yellow and red, randomly distributed throughout the banknote.
-
The security ribbon fluoresces in two colors, red and yellow, in an interleaved fashion.
-
The serial number located at the bottom fluoresces in yellow.
-
Some geometric figures and patterns, micro-texts and the Burgao snail fluoresce in orange and green.

MICRO-TEXTS: To be observed with magnifying glass
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In some oval shapes located besides the standing character, the text "BANCO DE LA REPÚBLICA" can be read.
-
In the violet strip to the right-hand side of the face, the texts "BANCO DE LA REPÚBLICA" and "BRC" can be read.
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On the vertical light-red line to the right of the banknote, the text "BANCO DE LA REPÚBLICA" can be read.
-
EXPOSURE TO ULTRAVIOLET LIGHT
The surface of the banknote must remain opaque, except for the following items:
- Small fibers that fluoresce in yellow and red, randomly distributed throughout the banknote.
- The security ribbon fluoresces in two colors, red and yellow, in an interleaved fashion.
- The serial number located at the bottom fluoresces in yellow. .
- Some geometric figures and patterns, micro-texts and the Burgao snail fluoresce in orange and green.
MICRO-TEXTS: To be observed with magnifying glass
- In some oval shapes located besides the standing character, the text "BANCO DE LA REPÚBLICA" can be found.
- In the violet strip to the right-hand side of the face, the texts "BANCO DE LA REPÚBLICA"and "BRC" can be found.
- On the vertical light-red line to the right of the banknote, the text "BANCO DE LA REPÚBLICA" can be found.