#CCB600 · #F4A01C
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 90/100 (analogous) · Distinguishable 19/100 (hard to tell apart) · Match 35/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Vivid Yellow and Marigold are a clear pair (ΔE 30). They have closely related hues (17° apart) and their lightness is similar, so they read as two same-weight colours.
Vivid Yellow text on Marigold: 1.04:1 (Fail); Marigold text on Vivid Yellow: 1.04:1 (Fail). Neither meets AA at body size — nudging one color to #4F4500 clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 90/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #4F4500 clears AA.
Their CIE76 ΔE is about 30 — a clear pair.
clearly different colours (ΔE 30).
Explore each color: Vivid Yellow #CCB600 · Marigold #F4A01C · Shades: Vivid Yellow shades · Marigold shades · Contrast checker →