Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
MaptimeMSP: Tools - Color Accessibility
Search
Kitty Hurley
March 18, 2015
1
110
MaptimeMSP: Tools - Color Accessibility
From the March 18, 2015 Maptime MSP presentation touching on color accessibility.
Kitty Hurley
March 18, 2015
Tweet
Share
More Decks by Kitty Hurley
See All by Kitty Hurley
NACIS 2015: Starting Conversations for More Accessible Maps
geospatialem
0
470
Featured
See All Featured
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
50
5.5k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
2.9k
Building Adaptive Systems
keathley
43
2.7k
YesSQL, Process and Tooling at Scale
rocio
173
14k
The Cult of Friendly URLs
andyhume
79
6.5k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
48
2.9k
Speed Design
sergeychernyshev
32
1k
Designing Experiences People Love
moore
142
24k
Gamification - CAS2011
davidbonilla
81
5.4k
Rails Girls Zürich Keynote
gr2m
95
14k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
282
13k
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
Transcript
Tools for Making Maps: Color Accessibility Kitty Hurley, GISP
“In visual perception a color is almost never see as
it really is… This fact makes color the most relative medium in art.” -Josef Albers, Interaction of Color, 1963
Colorblindness Color blindness very rarely means that you can’t see
any color at all, or that people see things in greyscale.
Colorblindness Color blindness very rarely means that you can’t see
any color at all, or that people see things in greyscale. It is actually a decreased ability to see color, or a decreased ability to tell colors apart from one another.
What does it look like?
What does it look like? (Red-Green)*
What does it look like? (Red-Green) (Red-Green)*
What does it look like? (Red-Green) (Red-Green)* (Blue-Yellow)
• Don’t rely on color coding alone. • Pay attention
to contrast. • Check with a [color] simulator. • User testing. But… what can I do?
Simu… what?
None
None
None
None
None
None
Color Accessibility Tools Color Accessibility Tools • Color Oracle: http://colororacle.org
• Color Brewer: http://colorbrewer2.org Web Safe & Contrast Tools • Tanaguru Contrast-Finder: http://contrast-finder.tanaguru.com • Colorable: http://jxnblk.com/colorable • Color Transformations: http://safecolours.rigdenage.com/colours1.html
Thank you! Comments? Questions?