如何在R中选择好看的配色

颜色是优雅的可视化中重要的元素，介绍如何创建好看的颜色板 colortools包是由Gaston Sanchez创建的一个简单易用的色板创建包

if(!require(colortools)) install.packages("colortools")
## Loading required package: colortools
library(colortools)

wheel函数创建一个色盘

提供颜色选择，给出了相应的颜色代码

wheel("darkblue", num = 12)

##  [1] "#00008B" "#46008B" "#8B008B" "#8B0046" "#8B0000" "#8B4500" "#8B8B00"
##  [8] "#468B00" "#008B00" "#008B45" "#008B8B" "#00468B"

相似的颜色选取

analogous("darkblue")

## [1] "#00008B" "#46008B" "#00468B"

对比的配色方案

complementary("steelblue")

## [1] "#4682B4" "#B47846"

拆分配色方案

splitComp("steelblue")

## [1] "#4682B4" "#B4464B" "#B4AF46"

Tetradic Color Scheme

tetradic("steelblue")

## [1] "#4682B4" "#7846B4" "#B47846" "#82B446"
square("steelblue")

## [1] "#4682B4" "#AF46B4" "#B47846" "#4BB446"
sequential("steelblue")

##  [1] "#B4B4B4FF" "#ABB0B4FF" "#A2ACB4FF" "#99A8B4FF" "#90A4B4FF"
##  [6] "#87A0B4FF" "#7E9BB4FF" "#7597B4FF" "#6C93B4FF" "#638FB4FF"
## [11] "#5A8BB4FF" "#5187B4FF" "#4883B4FF" "#3F7FB4FF" "#367BB4FF"
## [16] "#2D77B4FF" "#2473B4FF" "#1B6EB4FF" "#126AB4FF" "#0966B4FF"
## [21] "#0062B4FF"