#111111 · #E11D48
Four independent scores (read the one that fits your goal): Readability 54/100 (aa large) · Harmony 83/100 (monochrome) · Distinguishable 100/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
DreamlessSleep and Crimson are very different (ΔE 88). They have closely related hues (13° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Crimson: 4.02:1 (AA Large); Crimson text on DreamlessSleep: 4.02:1 (AA Large). Neither meets AA at body size — nudging one color to #FAFAFA clears it.
Monochrome — monochrome — a recognised, balanced pairing (harmony 83/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 4.0:1, below the 4.5:1 minimum. Nudging one colour to #FAFAFA clears AA.
Their CIE76 ΔE is about 88 — very different.
clearly different colours (ΔE 88).
Explore each color: DreamlessSleep #111111 · Crimson #E11D48 · Shades: DreamlessSleep shades · Crimson shades · Contrast checker →