diff --git a/migrate.cfg.sagetracmigrationarchive b/migrate.cfg.sagetracmigrationarchive
index e4945034de..f865797cf5 100644
--- a/migrate.cfg.sagetracmigrationarchive
+++ b/migrate.cfg.sagetracmigrationarchive
@@ -168,33 +168,33 @@ label_colors = {
  'c: documentation': '0075ca',
  'c: translations': '0075ca',
  'c: website/wiki': '0075ca',
- 'c: python3': '0000bb',
- 'c: build': '0000bb',
- 'c: build: configure': '0000bb',
- 'c: c lib': '0000bb',
- 'c: cython': '0000bb',
- 'c: distribution': '0000bb',
- 'c: docker': '0000bb',
- 'c: doctest framework': '0000bb',
- 'c: notebook': '0000bb',
- 'c: packages': '0000bb',
- 'c: packages: optional': '0000bb',
- 'c: packages: standard': '0000bb',
- 'c: packages: experimental': '0000bb',
- 'c: packages: huge': '0000bb',
- 'c: performance': '0000bb',
- 'c: pickling': '0000bb',
- 'c: porting': '0000bb',
- 'c: porting: bsd': '0000bb',
- 'c: porting: solaris': '0000bb',
- 'c: porting: cygwin': '0000bb',
- 'c: porting: aix or hp-ux': '0000bb',
- 'c: python3': '0000bb',
- 'c: refactoring': '0000bb',
- 'c: relocation': '0000bb',
- 'c: scripts': '0000bb',
- 'c: spkg-check': '0000bb',
- 'c: user interface': '0000bb',
+ 'c: python3': '0000b0',
+ 'c: build': '0000b0',
+ 'c: build: configure': '0000b0',
+ 'c: c lib': '0000b0',
+ 'c: cython': '0000b0',
+ 'c: distribution': '0000b0',
+ 'c: docker': '0000b0',
+ 'c: doctest framework': '0000b0',
+ 'c: notebook': '0000b0',
+ 'c: packages': '0000b0',
+ 'c: packages: optional': '0000b0',
+ 'c: packages: standard': '0000b0',
+ 'c: packages: experimental': '0000b0',
+ 'c: packages: huge': '0000b0',
+ 'c: performance': '0000b0',
+ 'c: pickling': '0000b0',
+ 'c: porting': '0000b0',
+ 'c: porting: bsd': '0000b0',
+ 'c: porting: solaris': '0000b0',
+ 'c: porting: cygwin': '0000b0',
+ 'c: porting: aix or hp-ux': '0000b0',
+ 'c: python3': '0000b0',
+ 'c: refactoring': '0000b0',
+ 'c: relocation': '0000b0',
+ 'c: scripts': '0000b0',
+ 'c: spkg-check': '0000b0',
+ 'c: user interface': '0000b0',
  'needs work': 'ffff00',
  'needs info': 'ffff00',
  'needs review': '7fff00',