Color

#ecfd4e

#ecfd4e
hex#ecfd4e
rgbrgb(236, 253, 78)
hslhsl(66, 98%, 65%)
oklchoklch(0.952 0.19 114.9)
Closest name: Banana Bandanna (#f8f739)Relative luminance 0.8863

Colors that go with #ecfd4e

Crimson, Taupe and Violet lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#604efd

#fdb74e · #94fd4e

#4eecfd · #fd4eec

Split-complementary

Open in tool →

#4e94fd · #b74efd

#4efdb7 · #604efd · #fd4e94

Contrast

#ecfd4e as textRatioAAAA largeAAAFix
Aaon white
1.12:1failfailfail
  • AA: use #6d7901 as the text (4.79:1)
  • AAA: use #525b01 as the text (7.35:1)
  • AA: or shift the background to #6e6e6e (4.55:1)
  • AAA: or shift the background to #4f4f4f (7.3:1)
Aaon black
18.73:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ecfd4e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #ecfd4e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ecfd4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecfd4e-b8bea2-4e86df-262d1f-f1eee9?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md