/usr/share/color/ is in argyll 1.5.1-5ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/color/argyll/
/usr/share/color/argyll/ref/
/usr/share/color/argyll/ref/3dap5k.sp
/usr/share/color/argyll/ref/CIE_C.sp
/usr/share/color/argyll/ref/CMP_DT_003.cht
/usr/share/color/argyll/ref/CMP_Digital_Target-3.cht
/usr/share/color/argyll/ref/CMP_Digital_Target-3.cie
/usr/share/color/argyll/ref/CMP_Digital_Target-3.ti2
/usr/share/color/argyll/ref/ClayRGB1998.icm
/usr/share/color/argyll/ref/ColorChecker.cht
/usr/share/color/argyll/ref/ColorChecker.cie
/usr/share/color/argyll/ref/ColorChecker.ti2
/usr/share/color/argyll/ref/ColorCheckerDC.cht
/usr/share/color/argyll/ref/ColorCheckerPassport.cht
/usr/share/color/argyll/ref/ColorCheckerPassport.cie
/usr/share/color/argyll/ref/ColorCheckerSG.cht
/usr/share/color/argyll/ref/D50_0.0.sp
/usr/share/color/argyll/ref/D50_0.1.sp
/usr/share/color/argyll/ref/D50_0.3.sp
/usr/share/color/argyll/ref/D50_0.5.sp
/usr/share/color/argyll/ref/D50_0.7.sp
/usr/share/color/argyll/ref/D50_1.0.sp
/usr/share/color/argyll/ref/D50_1.2.sp
/usr/share/color/argyll/ref/D50_1.5.sp
/usr/share/color/argyll/ref/D50_1.7.sp
/usr/share/color/argyll/ref/D50_2.0.sp
/usr/share/color/argyll/ref/D50_2.5.sp
/usr/share/color/argyll/ref/D50_3.0.sp
/usr/share/color/argyll/ref/ECI2002.ti2
/usr/share/color/argyll/ref/ECI2002R.ti2
/usr/share/color/argyll/ref/FograStrip2.ti1
/usr/share/color/argyll/ref/FograStrip2_2.ti2
/usr/share/color/argyll/ref/FograStrip3.ti1
/usr/share/color/argyll/ref/FograStrip3_3.ti2
/usr/share/color/argyll/ref/GTIPlus.sp
/usr/share/color/argyll/ref/Hutchcolor.cht
/usr/share/color/argyll/ref/LaserSoftDCPro.cht
/usr/share/color/argyll/ref/Office.sp
/usr/share/color/argyll/ref/QPcard_201.cht
/usr/share/color/argyll/ref/QPcard_201.cie
/usr/share/color/argyll/ref/QPcard_202.cht
/usr/share/color/argyll/ref/QPcard_202.cie
/usr/share/color/argyll/ref/SOtele.sp
/usr/share/color/argyll/ref/SpyderChecker.cht
/usr/share/color/argyll/ref/SpyderChecker.cie
/usr/share/color/argyll/ref/Trulux.sp
/usr/share/color/argyll/ref/TruluxPlus.sp
/usr/share/color/argyll/ref/ccxx.ti1
/usr/share/color/argyll/ref/example.sp
/usr/share/color/argyll/ref/example121.sp
/usr/share/color/argyll/ref/i1_RGB_Scan_1.4.cht
/usr/share/color/argyll/ref/i1_RGB_Scan_1.4.ti2
/usr/share/color/argyll/ref/it8.cht
/usr/share/color/argyll/ref/lab2lab.icm
/usr/share/color/argyll/ref/linear.cal
/usr/share/color/argyll/ref/sRGB.icm
/usr/share/color/argyll/ref/strange.cal