The fugues of kupka: When painting becomes a musical score

Yet Kupka remains an overlooked figure today, overshadowed by Kandinsky or Mondrian. Why does this quiet genius, who exhibited his first abstract works before anyone else, not occupy the place he deserves in art history? Perhaps because his approach was too radical, too scholarly, too musical to be easily categorized. His canvases do not tell stories or depict landscapes—they sing. And like all good music, they demand to be listened to, not just looked at.

01The silent revolution of Newton’s discs

It all begins with a prism. In 1911, Kupka, fascinated by Newton’s experiments on the decomposition of light, embarks on a series of paintings where concentric circles explode into rainbows. Discs of Newton—the very title sounds like a scientific equation. Yet what strikes the viewer in these works is not their optical precision, but their almost organic vibration. The colors seem to dance, as if Kupka had captured the very essence of light and transformed it into pictorial matter.

What makes these discs so revolutionary is their dual nature: both a scientific demonstration and a visual poem. Kupka does not merely illustrate the theory of color—he turns it into a sensory experience. Look closely: the edges of the circles are never sharp. They blend, overlap, creating an impression of perpetual motion. It is as if the viewer is witnessing the very birth of color, that moment when white light fragments into an infinity of shades.

And that is where Kupka’s genius lies: he never separates reason from emotion. His discs are not diagrams, but inner landscapes. They evoke both the laws of physics and the mysteries of the soul, as if science and poetry could finally reconcile on the same canvas.

02The studio as a laboratory: when painting becomes alchemy

Step into Kupka’s studio in Puteaux, and you will understand why his contemporaries called him "the alchemist." The walls are lined with shelves cluttered with pigment vials, prisms, Bach scores, and theosophical treatises. On a table, a violin lies next to a microscope. Kupka himself works like a mad scientist, mixing colors with manic precision, jotting down observations in notebooks filled with equations and sketches.

His method? An improbable fusion of scientific rigor and mystical intuition. He always begins with preparatory studies, dozens of gouaches where he tests color combinations like a composer trying out chords. Then, once the palette is set, he moves to oil, layering with the patience of a monk-copyist. "Painting must be like a symphony," he writes in his notebooks. "Every brushstroke is a note, every color an instrument."

What fascinates in his process is this almost obsessive attention to detail. Kupka leaves nothing to chance. The forms are calculated to the millimeter, the color gradients follow precise mathematical rules. Yet the final result is neither cold nor academic. His canvases breathe, vibrate, as if alive. Unlike his Cubist contemporaries, Kupka does not seek to deconstruct reality—he wants to reveal its hidden harmony.

03The secret synesthesia: when colors have a voice

Have you ever heard a color? Kupka did. Afflicted with synesthesia, the neurological phenomenon where the senses intertwine, he associated each hue with a musical note. Red? A powerful, warm C major. Blue? A deep, melancholic A minor. This peculiarity revolutionized his approach to painting.

Take Amorpha, Fugue in Two Colors (1912), his masterpiece. At first glance, it is an abstract canvas where red and blue forms intertwine. But for Kupka, it is much more: a true visual score. The red spirals represent the main theme, like a melody in C major. The subtler blue counterpoints enrich it, creating a complex, shifting harmony. "A Bach fugue translated into colors," a critic would later say.

What makes this work so fascinating is its temporal dimension. Unlike traditional painting, which is taken in at a single glance, Amorpha demands to be traversed. The eyes follow the curves, linger on the contrasts, as if listening to music and tracking the development of themes. Kupka does not paint a frozen moment—he captures the very movement of musical thought.

And that is where the modernity of his approach lies: he does not merely represent abstraction, he turns it into an immersive experience. His canvases are not objects to look at, but spaces to explore, like wandering through a cathedral or a Japanese garden.

04The scandal of the first abstractions

November 1912, Salon d’Automne in Paris. Kupka exhibits Amorpha, Fugue in Two Colors alongside the Cubists and the Fauves. The public’s reaction? A mix of fascination and bewilderment. "What is this scribble?" exclaims one visitor. "Looks like a Persian rug gone wrong," adds another. Even the avant-garde critics are disconcerted. Apollinaire, though a defender of modern art, admits in L’Intransigeant: "Kupka presents us with an enigma. His canvases represent nothing, yet they say everything."

What shocks is not abstraction itself—Kandinsky is already exhibiting non-figurative works—but its radicalism. Kupka leaves no room for figurative interpretation. No distorted landscapes, no suggested silhouettes: nothing but pure forms, colors in motion. "I do not paint things, but the forces that animate them," he explains to a stunned journalist.

The scandal takes a personal turn when Robert Delaunay, his friend and rival, accuses him of plagiarism. "Kupka stole my Orphic ideas!" he fumes in a letter to Apollinaire. The truth is more nuanced: while both artists explore the same territory (color as structure, music as model), their approaches differ radically. Where Delaunay remains lyrical and poetic, Kupka is scientific and rigorous. "Delaunay paints windows open to the world," writes a critic. "Kupka builds thinking machines in color."

05The invisible cathedrals: when abstraction becomes spirituality

To understand Kupka, one must go back to his Viennese years, where he frequented theosophical circles and attended séances. "Art must reveal the invisible," he asserts in Creation in the Plastic Arts (1923). His canvases are not mere aesthetic exercises—they are gateways to another dimension.

Take The Cathedral (1912-1913), one of his most enigmatic works. At first glance, it appears as geometric abstraction, with its overlapping planes and vibrant colors. But look longer, and a structure emerges: Gothic arches, stained glass, a nave rising toward the sky. Kupka does not depict a cathedral—he captures its spiritual essence. "I do not paint the building, but the prayer that rises within it," he confides to a friend.

This mystical dimension explains why his canvases resist purely formal interpretation. The spirals in Cosmic Spring (1913-1914) are not mere decorative motifs—they symbolize the perpetual motion of the universe, that "élan vital" Bergson theorizes at the same time. The discs in Discs of Newton evoke planetary orbits, but also the cycles of reincarnation dear to theosophists.

Kupka does not seek to illustrate concepts—he wants to make them felt. His canvases are spiritual experiences as much as visual ones. When you contemplate Vertical Planes (1912), with its colored rectangles seeming to float in space, you are not looking at a painting: you are entering a meditative state, as if the colors themselves guide you toward a form of transcendence.

06The forgotten legacy: why Kupka disappeared from the radar

Why is František Kupka, this pioneer of abstraction, so little known to the general public today? The answer lies partly in his character. Unlike Picasso or Dalí, Kupka was a discreet, almost shy man. He shunned social gatherings, preferring the silence of his studio to dinner parties. "I am not an artist, I am a researcher," he would repeat to those who wanted to make him a star.

His obscurity is also explained by the whims of art history. In the 1920s and 1930s, Surrealism and Constructivism eclipse Orphism. Kupka, who refuses to commit to a movement, finds himself marginalized. Worse: when abstraction triumphs after the war, it is Kandinsky, Mondrian, and Malevich who become its tutelary figures. Kupka is relegated to the rank of precursor—a respectable role, but one that condemns him to oblivion.

Yet his influence is everywhere. The Vertical Planes of 1912 foreshadow Bridget Riley’s Op Art. The Machine Compositions of the 1930s inspire American Minimalists. Even James Turrell’s light installations owe something to his experiments with color and perception. "Kupka had no students, but he had heirs," writes art historian Linda Dalrymple Henderson. "His genius was to understand that abstraction was not an end in itself, but a universal language."

Today, museums are beginning to rehabilitate his work. The Centre Pompidou devoted a retrospective to him in 2018, revealing canvases that had remained in the shadows for decades. And while the general public may not yet know his name, artists continue to draw inspiration from his unique approach. As Kupka himself said: "True works of art never die. They simply wait for the world to be ready to hear them."

07Epilogue: the unfinished fugue

František Kupka passed away in 1957, leaving behind an unclassifiable body of work, at once scientific and mystical, musical and visual. Even today, his canvases retain an air of mystery. Look at Fugue in Red and Blue (1950), his last great work: the forms seem in perpetual motion, as if the music continued to play long after the painter had laid down his brush.

Perhaps that is Kupka’s secret: he never sought to create images, but experiences. His canvases are not objects to admire, but spaces to inhabit, scores to decipher, prayers to meditate upon. In a world where art is often reduced to a consumer product, his work reminds us of an essential truth: beauty is not possessed, it is lived.

So the next time you hear a Bach fugue, close your eyes and imagine spirals of color dancing. You will then be close to understanding what Kupka spent his life searching for: that secret harmony which unites music, light, and the human soul.