diff --git a/package.json b/package.json
index 2501c72..cd2e7de 100644
--- a/package.json
+++ b/package.json
@@ -8,13 +8,14 @@
 		"node": ">=4"
 	},
 	"scripts": {
-		"test": "xo && nyc mocha",
+		"test": "xo && tsc --project types && nyc mocha",
 		"bench": "matcha benchmark.js",
 		"coveralls": "nyc report --reporter=text-lcov | coveralls"
 	},
 	"files": [
 		"index.js",
-		"templates.js"
+		"templates.js",
+		"types/index.d.ts"
 	],
 	"keywords": [
 		"color",
@@ -52,8 +53,10 @@
 		"mocha": "*",
 		"nyc": "^11.0.2",
 		"resolve-from": "^3.0.0",
+		"typescript": "^2.4.1",
 		"xo": "*"
 	},
+	"types": "types/index.d.ts",
 	"xo": {
 		"envs": [
 			"node",
diff --git a/types/index.d.ts b/types/index.d.ts
new file mode 100644
index 0000000..1b7079e
--- /dev/null
+++ b/types/index.d.ts
@@ -0,0 +1,87 @@
+// Type definitions for Chalk
+// Definitions by: Thomas Sauer <https://github.com/t-sauer>
+
+export default chalk;
+
+declare function chalk(...text: string[]): string;
+declare function chalk(text: TemplateStringsArray, ...placeholders: string[]): string;
+
+declare namespace chalk {
+
+	export enum Level {
+		None = 0,
+		Basic = 1,
+		Extended = 2,
+		TrueColor = 3
+	}
+
+	interface ConstructorOptions {
+		enabled?: boolean;
+		level?: Level;
+	}
+
+	export function constructor(options?: ConstructorOptions): typeof chalk;
+
+	export let enabled: boolean;
+	export let level: Level;
+	export const supportsColor: boolean;
+
+	export const hex: (color: string) => typeof chalk;
+	export const keyword: (color: string) => typeof chalk;
+	export const rgb: (r: number, g: number, b: number) => typeof chalk;
+	export const hsl: (h: number, s: number, l: number) => typeof chalk;
+	export const hsv: (h: number, s: number, v: number) => typeof chalk;
+	export const hwb: (h: number, w: number, b: number) => typeof chalk;
+
+	export const bgHex: (color: string) => typeof chalk;
+	export const bgKeyword: (color: string) => typeof chalk;
+	export const bgRgb: (r: number, g: number, b: number) => typeof chalk;
+	export const bgHsl: (h: number, s: number, l: number) => typeof chalk;
+	export const bgHsv: (h: number, s: number, v: number) => typeof chalk;
+	export const bgHwb: (h: number, w: number, b: number) => typeof chalk;
+
+	export const reset: typeof chalk;
+	export const bold: typeof chalk;
+	export const dim: typeof chalk;
+	export const italic: typeof chalk;
+	export const underline: typeof chalk;
+	export const inverse: typeof chalk;
+	export const hidden: typeof chalk;
+	export const strikethrough: typeof chalk;
+
+	export const black: typeof chalk;
+	export const red: typeof chalk;
+	export const green: typeof chalk;
+	export const yellow: typeof chalk;
+	export const blue: typeof chalk;
+	export const magenta: typeof chalk;
+	export const cyan: typeof chalk;
+	export const white: typeof chalk;
+	export const gray: typeof chalk;
+	export const grey: typeof gray;
+	export const blackBright: typeof chalk;
+	export const redBright: typeof chalk;
+	export const greenBright: typeof chalk;
+	export const yellowBright: typeof chalk;
+	export const blueBright: typeof chalk;
+	export const magentaBright: typeof chalk;
+	export const cyanBright: typeof chalk;
+	export const whiteBright: typeof chalk;
+
+	export const bgBlack: typeof chalk;
+	export const bgRed: typeof chalk;
+	export const bgGreen: typeof chalk;
+	export const bgYellow: typeof chalk;
+	export const bgBlue: typeof chalk;
+	export const bgMagenta: typeof chalk;
+	export const bgCyan: typeof chalk;
+	export const bgWhite: typeof chalk;
+	export const bgBlackBright: typeof chalk;
+	export const bgRedBright: typeof chalk;
+	export const bgGreenBright: typeof chalk;
+	export const bgYellowBright: typeof chalk;
+	export const bgBlueBright: typeof chalk;
+	export const bgMagentaBright: typeof chalk;
+	export const bgCyanBright: typeof chalk;
+	export const bgWhiteBright: typeof chalk;
+}
diff --git a/types/test.ts b/types/test.ts
new file mode 100644
index 0000000..d0e6aa4
--- /dev/null
+++ b/types/test.ts
@@ -0,0 +1,40 @@
+import chalk from '..';
+
+chalk.underline('foo');
+chalk.red('foo');
+chalk.bgRed('foo');
+
+const name = 'Josh';
+chalk`Hello {bold.red ${name}}`;
+
+chalk.red`foo`;
+chalk.underline`foo`;
+chalk`foo`;
+
+chalk.red.bgGreen.underline('foo');
+chalk.underline.red.bgGreen('foo');
+
+chalk.grey('foo');
+
+chalk.constructor({level: 1});
+const ctx = chalk.constructor({level: chalk.Level.TrueColor });
+ctx('foo');
+ctx.red('foo');
+ctx`foo`;
+
+chalk.enabled = true;
+chalk.level = 1;
+chalk.level = chalk.Level.Extended;
+
+chalk.level === chalk.Level.Extended;
+
+chalk.enabled;
+chalk.supportsColor;
+chalk.level;
+
+chalk.keyword('orange').bgBlue('foo');
+chalk.hex('#123456').bgBlue('foo');
+chalk.rgb(1, 14, 9).bgBlue('foo');
+chalk.hsl(1, 14, 9).bgBlue('foo');
+chalk.hsv(1, 14, 9).bgBlue('foo');
+chalk.hwb(1, 14, 9).bgBlue('foo');
diff --git a/types/tsconfig.json b/types/tsconfig.json
new file mode 100644
index 0000000..af436cc
--- /dev/null
+++ b/types/tsconfig.json
@@ -0,0 +1,9 @@
+{
+	"compilerOptions": {
+			"module": "commonjs",
+			"target": "es6",
+			"noImplicitAny": true,
+			"noEmit": true,
+			"allowJs": true
+	}
+}