24 Feb
2016
24 Feb
'16
12:36 p.m.
Am 20.02.2016 um 14:23 schrieb Ralf Mardorf:
This didn't change the design. However, perhaps
better, since this
outdated view at least allows to clearly read the values, the new look
you showed by the screenshots doesn't. I'm using moderat
contrast/brightness settings for the CRT.
It may surprise you, but the colours been
chosen according to the
Web Content Accessibility Guidelines (WCAG) 2.0
and have a ratio of 9.41 : 1
GUIDELINE 1.4.3 Contrast (Minimum): The visual presentation of text and
images of text has a contrast ratio of at least 4.5:1, except for the
following: (Level AA)
- Large Text: Large-scale text and images of large-scale text have a
contrast ratio of at least 3:1; […]
GUIDELINE 1.4.6 Contrast (Enhanced): The visual presentation of text and
images of text has a contrast ratio of at least 7:1, except for the
following: (Level AAA)
- Large Text: Large-scale text and images of large-scale text have a
contrast ratio of at least 4.5:1; […]"
regards
hermann