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Diffstat (limited to '')
| -rw-r--r-- | toolkit/modules/LightweightThemeConsumer.sys.mjs | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/toolkit/modules/LightweightThemeConsumer.sys.mjs b/toolkit/modules/LightweightThemeConsumer.sys.mjs index cf388eb3d3..0d3993370b 100644 --- a/toolkit/modules/LightweightThemeConsumer.sys.mjs +++ b/toolkit/modules/LightweightThemeConsumer.sys.mjs @@ -183,7 +183,26 @@ const toolkitVariableMap = [ "--newtab-background-color-secondary", { lwtProperty: "ntp_card_background" }, ], - ["--newtab-text-primary-color", { lwtProperty: "ntp_text" }], + [ + "--newtab-text-primary-color", + { + lwtProperty: "ntp_text", + processColor(rgbaChannels, element) { + if (!rgbaChannels) { + element.removeAttribute("lwt-newtab-brighttext"); + return null; + } + + const { r, g, b } = rgbaChannels; + element.toggleAttribute( + "lwt-newtab-brighttext", + 0.2125 * r + 0.7154 * g + 0.0721 * b > 110 + ); + + return _rgbaToString(rgbaChannels); + }, + }, + ], ]; export function LightweightThemeConsumer(aDocument) { |