Color

#ecf165

#ecf165
hex#ecf165
rgbrgb(236, 241, 101)
hslhsl(62, 83%, 67%)
oklchoklch(0.928 0.161 111.1)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8168

Colors that go with #ecf165

Charcoal, Lilac and Crimson 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 →

#6a65f1

#f1b065 · #a6f165

#65ecf1 · #f165ec

Split-complementary

Open in tool →

#65a6f1 · #b065f1

#65f1b0 · #6a65f1 · #f165a6

Contrast

#ecf165 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #76790b as the text (4.66:1)
  • AAA: use #565908 as the text (7.43:1)
  • AA: or shift the background to #696969 (4.53:1)
  • AAA: or shift the background to #4a4a4a (7.32:1)
Aaon black
17.34:1passpasspassPasses 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 #ecf165 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 #ecf165
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 #ecf165 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf165-babea2-4e8fdf-272d1f-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