Package index • prismatic

Main color functions

color() colour(): Turn vector of colors to color vector

is_color(): Test if object is a colors object

Saturation

clr_saturate(): Make a color more saturated

clr_desaturate(): Make a color more desaturated

Lightness

clr_lighten(): Make a color lighter

clr_darken(): Make a color darker

Greyscale

clr_grayscale() clr_greyscale(): Transform colors to grayscale

Negation

clr_negate(): Negate colors in RGB space

Mixing

clr_mix(): Mix color into color(s)

Rotate in RGB

clr_rotate(): Rotate the colors around the hue wheel

Tranparency

clr_alpha(): Set alpha in color

Modify HCL

modify_hcl(): Modify individual HCL axes

Color blindness approximations

clr_protan() clr_deutan() clr_tritan(): Simulate color vision deficiency

check_color_blindness(): Visualize color vision deficiency

Color Contrast

best_contrast(): Find highest contrast color

contrast_ratio(): Contrast ratio between colors

Extract Components

clr_extract_red() clr_extract_green() clr_extract_blue() clr_extract_alpha(): Extract RGB components

clr_extract_hue() clr_extract_saturation() clr_extract_lightness() clr_extract_luminance(): Extract HSL components

clr_extract_chroma(): Extract HCL components

clr_extract(): Extract multiple components