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-rw-r--r--module/calp/html/util.scm1
1 files changed, 1 insertions, 0 deletions
diff --git a/module/calp/html/util.scm b/module/calp/html/util.scm
index 75137d4e..54c92e92 100644
--- a/module/calp/html/util.scm
+++ b/module/calp/html/util.scm
@@ -17,6 +17,7 @@
;; Returns a color with good contrast to the given background color.
;; https://stackoverflow.com/questions/1855884/determine-font-color-based-on-background-color/1855903#1855903
(define-public (calculate-fg-color c)
+ ;; TODO what errors can actually appear here?
(catch #t
(lambda ()
(define (str->num c n) (string->number (substring/shared c n (+ n 2)) 16))