Why?What?LoopsTemplateThe CursorShapesVariables / Numbers / TimeConditions11/3 MoiréTransformArcs / Beziers / CurvesImage BasicsImage SlicingImage Pixels11/10 GlitchCameraAudioTypography17/11 TypographyRecap24/11 SketchingSave Images and Image Sequences12/08 PatternsNoiseLines and Curves01/12 Exporting High Res Images01/19 Exporting Video Frames
Colours
p5((s) => {
s.setup = function () {
s.createCanvas(width, height);
};
s.draw = function () {
// Grayscale
s.background(250);
// RGB
s.fill(255, 0, 0);
s.rect(50, 150, 50, 50);
// Hexadecimal
s.fill("#c4c4c4");
s.rect(150, 150, 50, 50);
// Grayscale
s.fill(150);
s.rect(250, 150, 50, 50);
// RGBA
s.fill(0, 0, 255, 100);
s.rect(350, 150, 50, 50);
s.fill(255, 0, 255, 100);
s.rect(360, 160, 50, 50);
// CSS Named Colours (full list: https://developer.mozilla.org/en-US/docs/Web/CSS/named-color)
s.fill("yellow");
s.rect(450, 150, 50, 50);
};
})
p5((s) => {
s.setup = function () {
s.createCanvas(width, height);
s.colorMode(s.HSL, 360, 100, 100); // Set color mode to HSL
s.background(255);
};
s.draw = function () {
s.background(250);
// Lightness 100%
s.fill(0, 100, 50); // Fully saturated red
s.rect(50, 100, 50, 50);
// Lightness 75%
s.fill(0, 100, 75);
s.rect(150, 100, 50, 50);
// Lightness 50%
s.fill(0, 100, 50);
s.rect(250, 100, 50, 50);
// Lightness 25%
s.fill(0, 100, 25);
s.rect(350, 100, 50, 50);
// Saturation 100%
s.fill(0, 100, 50); // Fully saturated red
s.rect(50, 200, 50, 50);
// Saturation 75%
s.fill(0, 75, 50);
s.rect(150, 200, 50, 50);
// Saturation 50%
s.fill(0, 50, 50);
s.rect(250, 200, 50, 50);
// Saturation 25%
s.fill(0, 25, 50);
s.rect(350, 200, 50, 50);
};
})
p5((s) => {
let rectSize = 50;
s.setup = function () {
s.createCanvas(width, height);
s.background(255);
};
s.draw = function () {
s.background(250);
// RGB color mode
s.colorMode(s.RGB, 255, 255, 255);
s.fill(255, 0, 0); // Fully saturated red in RGB
s.rect(50, 150, rectSize, rectSize);
// HSB color mode
s.colorMode(s.HSB, 360, 100, 100); // Set color mode to HSB
s.fill(0, 100, 100); // Fully saturated red in HSB
s.rect(150, 150, rectSize, rectSize);
// HSL color mode
s.colorMode(s.HSL, 360, 100, 100); // Set color mode to HSL
s.fill(0, 100, 50); // Fully saturated red in HSL
s.rect(250, 150, rectSize, rectSize);
};
})
One platform to build and deploy the best data apps
Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.
Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.