Open view
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b
a
g
f
e
d
c
a♯
g♯
f♯
d♯
c♯
pitch
+
+
1/4
1
1/2
1/4
1/8
1/16
1/32
3/4
3/8
3/16
3/32
3/64
length
Apply
Start calibrating

Create image (On Firefox circles are not drawn correctly)

Adjust image style
Presets
Resolution multiplier
Tabs:
Background:
You can use all css valid colors:
color names, HEX-value, hsla, rgba
Keep all values integers to avoid asymmetry due to subpixels