#210C0C Hex Color
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Closer to dried blood than true red, #210c0c is a red shade pushed almost to black. Its low lightness and muted saturation read heavy and moody, which suits dark mode backgrounds and full-bleed layouts. White text reaches about 18.7:1 contrast against it, so small type stays readable. Pair it with burnt orange or dusty rose to keep the warmth visible.
Questions about #210c0c
What is #210c0c in RGB, HSL and CMYK?
In RGB, #210c0c is rgb(33, 12, 12), in HSL hsl(0, 47%, 9%) and in CMYK 0%, 64%, 64%, 87%.
What colors pair well with #210c0c?
Burnt orange, dusty rose, and warm cream all sit comfortably against #210c0c without turning muddy. Skip saturated pure reds nearby, since they flatten the depth this shade provides.
Is #210c0c readable on white or black?
#210c0c has a 18.70:1 contrast ratio on white and 1.12:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.