cmocean:diff#

The diff colormap is diverging, with one side shades of blues and one side shades of browns.

collection	category	license	authors	source
cmocean	Diverging	MIT	Kristen M. Thyng	https://github.com/matplotlib/cmocean

cmapmatplotlibplotlynapariCSSMore...

from cmap import Colormap

cm = Colormap("cmocean:diff")  # case insensitive

import matplotlib.pyplot as plt
from cmap import Colormap

plt.imshow(data, cmap=Colormap("cmocean:diff").to_mpl())

import plotly.express as px
from cmap import Colormap

px.imshow(data, color_continuous_scale=Colormap("cmocean:diff").to_plotly())

import napari
from cmap import Colormap

napari.imshow(data, colormap=Colormap("cmocean:diff").to_napari())
napari.run()

background: #082340;
background: linear-gradient(90deg, #082340 0%, #0F314F 3.22581%, #163F5E 6.45161%, #214D6A 9.67742%, #335972 12.9032%, #45667C 16.129%, #567285 19.3548%, #677F8F 22.5806%, #788C9A 25.8065%, #8999A5 29.0323%, #9BA7B0 32.2581%, #ACB5BD 35.4839%, #BFC4CA 38.7097%, #D2D4D7 41.9355%, #E5E4E5 45.1613%, #F3F0F0 48.3871%, #F3EFEC 51.6129%, #E7E1DA 54.8387%, #D7D0C5 58.0645%, #C8C0B0 61.2903%, #B9B19B 64.5161%, #ABA287 67.7419%, #9E9374 70.9677%, #918562 74.1935%, #84774F 77.4194%, #786A3E 80.6452%, #6A5D2D 83.871%, #5A5222 87.0968%, #4A461C 90.3226%, #3B3B15 93.5484%, #2C2F0E 96.7742%, #1C2207 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("cmocean:diff").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("cmocean:diff").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("cmocean:diff").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("cmocean:diff").to_pygfx()
    ),
)
gfx.show(image)

import pyqtgraph as pg
from cmap import Colormap

view = pg.image(data)
view.setColorMap(Colormap("cmocean:diff").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("cmocean:diff").to_gee()
)

Perceptual lightness#

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

cmocean:diff#

Perceptual lightness#

RGB components#

Hue & saturation#