Color

#eaf551

#eaf551
hex#eaf551
rgbrgb(234, 245, 81)
hslhsl(64, 89%, 64%)
oklchoklch(0.933 0.18 113.1)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8339

Colors that go with #eaf551

Lilac, Blue and Charcoal 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 →

#5c51f5

#f5ae51 · #98f551

#51eaf5 · #f551ea

Split-complementary

Open in tool →

#5198f5 · #ae51f5

#51f5ae · #5c51f5 · #f55198

Contrast

#eaf551 as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #717807 as the text (4.78:1)
  • AAA: use #565c05 as the text (7.17:1)
  • AA: or shift the background to #696969 (4.62:1)
  • AAA: or shift the background to #4d4d4d (7.12:1)
Aaon black
17.68:1passpasspassPasses 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 #eaf551 as the background.

Brands using this color

mcpConnect your agent — build around #eaf551
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 #eaf551 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/eaf551-b9bea2-4e8adf-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