highlight-color.css

.theme-light .cm-s-obsidian span.cm-highlight {
  background-color: hsla(167, 100%, 68%, 0.1);
  color: hsl(167, 100%, 28%);
}

.theme-dark .cm-s-obsidian span.cm-highlight {
  background-color: hsla(167, 100%, 50%, 0.1);
  color: hsl(167, 100%, 85%);
}

.cm-s-obsidian span.cm-highlight {
  padding: 2px 1px;
  border-radius: 4px;
}