palettize

README

🎨 palettize

a simple & dependency-free golang lib to get the perceptually nearest palette color given an arbitrary color and a palette (:

TODO

• Add usage example
• go mod init

References

Color diff function based on this article about Colour metric by Thiadmer Riemersma, CompuPhase.

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Documentation

Index

• Variables
• type Color
  • func ColorFromHex(hc string) (Color, error)
  • func (c Color) Distance(c2 Color) float64
  • func (c Color) Hex() string
  • func (c Color) IsGray() bool
• type Palette
  • func (p Palette) Convert(c Color) Color
  • func (p Palette) Index(c Color) int

Variables

var ErrInvalidColorHexString = errors.New("invalid color hex string")

Types

type Color

type Color color.RGBA

func ColorFromHex

func ColorFromHex(hc string) (Color, error)

func (Color) Distance

func (c Color) Distance(c2 Color) float64

func (Color) Hex

func (c Color) Hex() string

func (Color) IsGray

func (c Color) IsGray() bool

type Palette

type Palette []Color

func (Palette) Convert

func (p Palette) Convert(c Color) Color

func (Palette) Index

func (p Palette) Index(c Color) int