IshNum 98:24 :ܐܦܢ ܓܝܪ ܡܬܩܪܝܐ ܡܢ ܚܟܝ̈ܡܐ ܐܘܟܡܬܐ܂ ܐܠܐ ܣܘܡܩܘܬܐ ܠܬܟܐ ܠܗ݀ ܝܬܝܪ‏ : even though scholars term it blackness, redness is more appropriate for it
See the entire entry for lāṯeḵ adj. fitting