Color

#e3fe48

#e3fe48
hex#e3fe48
rgbrgb(227, 254, 72)
hslhsl(69, 99%, 64%)
oklchoklch(0.947 0.197 117.8)
Closest name: Banana Flash (#eefe02)Relative luminance 0.8768

Colors that go with #e3fe48

Blue, Crimson and Red 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 →

#6448fe

#febe48 · #88fe48

#48e3fe · #fe48e3

Split-complementary

Open in tool →

#4888fe · #be48fe

#48febe · #6448fe · #fe4888

Contrast

#e3fe48 as textRatioAAAA largeAAAFix
Aaon white
1.13:1failfailfail
  • AA: use #687a01 as the text (4.8:1)
  • AAA: use #4e5b00 as the text (7.45:1)
  • AA: or shift the background to #6e6e6e (4.5:1)
  • AAA: or shift the background to #4f4f4f (7.23:1)
Aaon black
18.54:1passpasspassPasses 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 #e3fe48 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 #e3fe48
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 #e3fe48 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e3fe48-b7bea2-4e7edf-252d1f-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