Input field values are clipped in ArcCone & Color node, Color property.

Steps to repro:
1. Create a new project.
2. Windows > Package Manager > Visual Effects Graph > Install.
3. Packages > Visual Effect Graph > Editor > Templates > Open Empty Particle System.
4. Right-click in Graph window > Create Node > ArcCone > Change value of Arc(Angle) using slider .
5. Right-click in Graph window > Create Node > Color > change color using color picker.

Actual Result:
Input field values are clipped in ArcCone & Color node, and Float property.

Expected Result:
Input field values do not clip.

Reproducible in:
2019.3.0a12, 2019.3.0a10.

NOTE:
1. Visual Effects introduced in 2019.3.0a10.
2. Could not test on Mac due to https://fogbugz.unity3d.com/f/cases/1174796/
3. Values are also clipped for:
- Float property.
- ArCircle, ArSphere, ArTorus.
- Cellular Noise 1D(Roughness).
- Cellular Noise 2D(Roughness).
- Cellular Noise 3D(Roughness).
- Color Luma.

Environment:
Only on Windows.