#211D04 · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 94/100 (aaa) · Harmony 61/100 (analogous (soft)) · 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.
Deep Yellow and White are very different (ΔE 91). They have distinctly different hues (52° apart) and their lightness is different, giving a clear light/dark split.
Deep Yellow text on White: 16.91:1 (AAA); White text on Deep Yellow: 16.91:1 (AAA). Both directions meet WCAG AA.
Analogous (soft) — workable but not a textbook harmony (harmony 61/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 16.9:1, which meets WCAG AA.
Their CIE76 ΔE is about 91 — very different.
clearly different colours (ΔE 91).
Explore each color: Deep Yellow #211D04 · White #FFFFFF · Shades: Deep Yellow shades · White shades · Contrast checker →