2 files changed, 0 insertions, 36 deletions
diff --git a/models/issues/label.go b/models/issues/label.go
index 35c649e8f2..9c22dcdd2d 100644
--- a/models/issues/label.go
+++ b/models/issues/label.go
@@ -159,33 +159,6 @@ func (l *Label) BelongsToRepo() bool {
 	return l.RepoID > 0
 }
 
-// Get color as RGB values in 0..255 range
-func (l *Label) ColorRGB() (float64, float64, float64, error) {
-	color, err := strconv.ParseUint(l.Color[1:], 16, 64)
-	if err != nil {
-		return 0, 0, 0, err
-	}
-
-	r := float64(uint8(0xFF & (uint32(color) >> 16)))
-	g := float64(uint8(0xFF & (uint32(color) >> 8)))
-	b := float64(uint8(0xFF & uint32(color)))
-	return r, g, b, nil
-}
-
-// Determine if label text should be light or dark to be readable on background color
-func (l *Label) UseLightTextColor() bool {
-	if strings.HasPrefix(l.Color, "#") {
-		if r, g, b, err := l.ColorRGB(); err == nil {
-			// Perceived brightness from: https://www.w3.org/TR/AERT/#color-contrast
-			// In the future WCAG 3 APCA may be a better solution
-			brightness := (0.299*r + 0.587*g + 0.114*b) / 255
-			return brightness < 0.35
-		}
-	}
-
-	return false
-}
-
 // Return scope substring of label name, or empty string if none exists
 func (l *Label) ExclusiveScope() string {
 	if !l.Exclusive {
diff --git a/models/issues/label_test.go b/models/issues/label_test.go
index 1f6ce4f42e..1bc5a1a935 100644
--- a/models/issues/label_test.go
+++ b/models/issues/label_test.go
@@ -22,15 +22,6 @@ func TestLabel_CalOpenIssues(t *testing.T) {
 	assert.EqualValues(t, 2, label.NumOpenIssues)
 }
 
-func TestLabel_TextColor(t *testing.T) {
-	assert.NoError(t, unittest.PrepareTestDatabase())
-	label := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 1})
-	assert.False(t, label.UseLightTextColor())
-
-	label = unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 2})
-	assert.True(t, label.UseLightTextColor())
-}
-
 func TestLabel_ExclusiveScope(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	label := unittest.AssertExistsAndLoadBean(t, &issues_model.Label{ID: 7})