cmasher:swamp#

The swamp colormap is a visual representation of the wet swamp ecosystems.

collection	category	license	authors	source
cmasher	Sequential	BSD-3-Clause	Ellert van der Velden	https://github.com/1313e/CMasher

cmapmatplotlibplotlynapariCSSMore...

from cmap import Colormap

cm = Colormap("cmasher:swamp")  # case insensitive

import matplotlib.pyplot as plt
from cmap import Colormap

plt.imshow(data, cmap=Colormap("cmasher:swamp").to_mpl())

import plotly.express as px
from cmap import Colormap

px.imshow(data, color_continuous_scale=Colormap("cmasher:swamp").to_plotly())

import napari
from cmap import Colormap

napari.imshow(data, colormap=Colormap("cmasher:swamp").to_napari())
napari.run()

background: #000000;
background: linear-gradient(90deg, #000000 0%, #030204 3.22581%, #0A0810 6.45161%, #12111D 9.67742%, #18192A 12.9032%, #1B2236 16.129%, #1D2B40 19.3548%, #1D3449 22.5806%, #1C3E4F 25.8065%, #1A4755 29.0323%, #19505A 32.2581%, #175A5E 35.4839%, #156362 38.7097%, #136C64 41.9355%, #127666 45.1613%, #147F67 48.3871%, #198867 51.6129%, #229166 54.8387%, #2E9B65 58.0645%, #3DA362 61.2903%, #4FAB5F 64.5161%, #66B260 67.7419%, #7CB868 70.9677%, #8FBE77 74.1935%, #9FC587 77.4194%, #AECC98 80.6452%, #BCD4AA 83.871%, #C9DBBB 87.0968%, #D7E4CD 90.3226%, #E4ECDE 93.5484%, #F2F5EF 96.7742%, #FFFFFF 100%);

altairbokehvispypygfxpyqtgraphEarth Engine

import altair as alt
from cmap import Colormap

# df: a DataFrame with columns x, y and value
alt.Chart(df).mark_rect().encode(
    x="x:O",
    y="y:O",
    color=alt.Color(
        "value:Q", scale=alt.Scale(range=Colormap("cmasher:swamp").to_altair())
    ),
)

from bokeh.plotting import figure, show
from cmap import Colormap

p = figure()
p.image(
    image=[data], x=0, y=0, dw=1, dh=1,
    color_mapper=Colormap("cmasher:swamp").to_bokeh(),
)
show(p)

from vispy import app, scene
from cmap import Colormap

canvas = scene.SceneCanvas(show=True)
view = canvas.central_widget.add_view()
scene.visuals.Image(data, cmap=Colormap("cmasher:swamp").to_vispy(), parent=view.scene)
view.camera = scene.PanZoomCamera(aspect=1)
view.camera.set_range()
app.run()

import pygfx as gfx
from cmap import Colormap

image = gfx.Image(
    gfx.Geometry(grid=gfx.Texture(data, dim=2)),
    gfx.ImageBasicMaterial(
        clim=(data.min(), data.max()), map=Colormap("cmasher:swamp").to_pygfx()
    ),
)
gfx.show(image)

import pyqtgraph as pg
from cmap import Colormap

view = pg.image(data)
view.setColorMap(Colormap("cmasher:swamp").to_pyqtgraph())
pg.exec()

import ee
from cmap import Colormap

ee.Initialize(project="my-project")  # your Google Cloud project
elevation = ee.Image("CGIAR/SRTM90_V4")
image = elevation.visualize(
    min=0, max=3000, palette=Colormap("cmasher:swamp").to_gee()
)

Perceptual lightness#

Lightness (J′) measured in CAM02 Uniform Color Space (CAM02-UCS)

cmasher:swamp#

Perceptual lightness#

RGB components#

Hue & saturation#