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colorcet:CET_L12#

Aliases: colorcet:l12, colorcet:depth, colorcet:linear_blue_95_50_c20_n256

A "water depth" colour map

collection category license authors source
colorcet Sequential CC-BY-4.0 Peter Kovesi https://colorcet.com 
from cmap import Colormap

cm = Colormap("colorcet:CET_L12")  # case insensitive

import matplotlib.pyplot as plt
from cmap import Colormap

plt.imshow(data, cmap=Colormap("colorcet:CET_L12").to_mpl())

import plotly.express as px
from cmap import Colormap

px.imshow(data, color_continuous_scale=Colormap("colorcet:CET_L12").to_plotly())

import napari
from cmap import Colormap

napari.imshow(data, colormap=Colormap("colorcet:CET_L12").to_napari())
napari.run()

background: #F1F1F1;
background: linear-gradient(90deg, #F1F1F1 0%, #EAEDF0 3.22581%, #E4E9F0 6.45161%, #DEE5EF 9.67742%, #D7E1EE 12.9032%, #D1DDEE 16.129%, #CBD9ED 19.3548%, #C5D5EC 22.5806%, #BED2EB 25.8065%, #B8CEEA 29.0323%, #B2CAE8 32.2581%, #ACC6E7 35.4839%, #A6C2E5 38.7097%, #A0BFE3 41.9355%, #9BBBE1 45.1613%, #96B7DE 48.3871%, #91B3DB 51.6129%, #8CAFD7 54.8387%, #88ABD4 58.0645%, #83A7D0 61.2903%, #7FA4CC 64.5161%, #7BA0C9 67.7419%, #779CC5 70.9677%, #7298C2 74.1935%, #6C94BF 77.4194%, #6791BD 80.6452%, #618DBB 83.871%, #5A8AB9 87.0968%, #5386B7 90.3226%, #4C82B5 93.5484%, #447FB3 96.7742%, #3B7CB2 100%);

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("colorcet:CET_L12").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("colorcet:CET_L12").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("colorcet:CET_L12").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("colorcet:CET_L12").to_pygfx()
    ),
)
gfx.show(image)

import pyqtgraph as pg
from cmap import Colormap

view = pg.image(data)
view.setColorMap(Colormap("colorcet:CET_L12").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("colorcet:CET_L12").to_gee()
)

See also usage with external libraries.

colorcet:CET_L12colorcet:CET_L12 colormap
colorcet:CET_L12colorcet:CET_L12 colormap

Perceptual lightness#

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

RGB components#

Hue & saturation#