Move to ESM

.github/workflows/ci.yml

@@ -14,18 +14,13 @@ jobs:
     strategy:
       matrix:
         node-version:
-          - 7
-          - 8
-          - 9
-          - 10
-          - 11
-          - 13
-          - 14
-          - 15
+          - 20
+          - 18
+          - 16
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v3
       with:
         node-version: ${{ matrix.node-version }}
     - run: npm install

README.md

@@ -4,20 +4,20 @@ Color-convert is a color conversion library for JavaScript and node.
 It converts all ways between `rgb`, `hsl`, `hsv`, `hwb`, `cmyk`, `ansi`, `ansi16`, `hex` strings, and CSS `keyword`s (will round to closest):
 
 ```js
-var convert = require('color-convert');
+import convert from 'color-convert';
 
 convert.rgb.hsl(140, 200, 100);             // [96, 48, 59]
 convert.keyword.rgb('blue');                // [0, 0, 255]
 
-var rgbChannels = convert.rgb.channels;     // 3
-var cmykChannels = convert.cmyk.channels;   // 4
-var ansiChannels = convert.ansi16.channels; // 1
+const rgbChannels = convert.rgb.channels;     // 3
+const cmykChannels = convert.cmyk.channels;   // 4
+const ansiChannels = convert.ansi16.channels; // 1
 ```
 
 # Install
 
-```console
-$ npm install color-convert
+```sh
+npm install color-convert
 ```
 
 # API
@@ -29,7 +29,7 @@ All functions have a rounded and unrounded variant. By default, return values ar
 All 'from' functions have a hidden property called `.channels` that indicates the number of channels the function expects (not including alpha).
 
 ```js
-var convert = require('color-convert');
+import convert from 'color-convert';
 
 // Hex to LAB
 convert.hex.lab('DEADBF');         // [ 76, 21, -2 ]
@@ -46,7 +46,7 @@ All functions that accept multiple arguments also support passing an array.
 Note that this does **not** apply to functions that convert from a color that only requires one value (e.g. `keyword`, `ansi256`, `hex`, etc.)
 
 ```js
-var convert = require('color-convert');
+import convert from 'color-convert';
 
 convert.rgb.hex(123, 45, 67);      // '7B2D43'
 convert.rgb.hex([123, 45, 67]);    // '7B2D43'
@@ -117,7 +117,7 @@ channel | full-scale value
 ### gray
 channel | full-scale value
 ---|---
-g | 100
+gray | 100
 
 # Contribute