Created attachment 118593 [details]
Screenshot of messed up small color selector

SUMMARY
The small color selector on Linux now is painted as a straight purple on this screen. Selecting colors works fine.

Probably due HDR patch.

================================================================================
SESSION: 06 Mar 2019 15:16:20 +0100

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Krita

  Version: 4.2.0-pre-alpha (git 20f64ce)

Qt

  Version (compiled): 5.12.0
  Version (loaded): 5.12.0

OS Information

  Build ABI: x86_64-little_endian-lp64
  Build CPU: x86_64
  CPU: x86_64
  Kernel Type: linux
  Kernel Version: 4.15.0-45-generic
  Pretty Productname: KDE neon User Edition 5.15
  Product Type: neon
  Product Version: 18.04

OpenGL Info
 
  Vendor:  "Intel Open Source Technology Center" 
  Renderer:  "Mesa DRI Intel(R) UHD Graphics 620 (Kabylake GT2) " 
  Version:  "3.0 Mesa 18.2.2" 
  Shading language:  "1.30" 
  Requested format:  QSurfaceFormat(version 3.0, options QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile  QSurfaceFormat::CompatibilityProfile) 
  Current format:    QSurfaceFormat(version 3.0, options QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile  QSurfaceFormat::NoProfile) 
     Version: 3.0
     Supports deprecated functions true 
     is OpenGL ES: false 

QPA OpenGL Detection Info 
  supportsDesktopGL: true 
  supportsOpenGLES: true 
  isQtPreferOpenGLES: false 
== log ==
 Supported renderers: QFlags(0x2|0x4) 
Surface format preference list: 
* QSurfaceFormat(version 3.0, options QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile  QSurfaceFormat::CompatibilityProfile) 
    QSurfaceFormat::OpenGL 
* QSurfaceFormat(version 3.0, options QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile  QSurfaceFormat::CompatibilityProfile) 
    QSurfaceFormat::OpenGLES 
Probing format... QSurfaceFormat::DefaultColorSpace QSurfaceFormat::OpenGL 
Found format: QSurfaceFormat(version 3.0, options QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile  QSurfaceFormat::CompatibilityProfile) 
    QSurfaceFormat::OpenGL 
 
== end log == 

Hardware Information

  GPU Acceleration: auto
  Memory: 7725 Mb
  Number of Cores: 8
  Swap Location: /tmp