Color

#e7fb37

#e7fb37
hex#e7fb37
rgbrgb(231, 251, 55)
hslhsl(66, 96%, 60%)
oklchoklch(0.942 0.201 115.7)
Closest name: Banana Flash (#eefe02)Relative luminance 0.8626

Colors that go with #e7fb37

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 →

#4b37fb

#fbad37 · #85fb37

#37e7fb · #fb37e7

Split-complementary

Open in tool →

#3785fb · #ad37fb

#37fbad · #4b37fb · #fb3785

Contrast

#e7fb37 as textRatioAAAA largeAAAFix
Aaon white
1.15:1failfailfail
  • AA: use #717d03 as the text (4.53:1)
  • AAA: use #515a02 as the text (7.46:1)
  • AA: or shift the background to #6b6b6b (4.63:1)
  • AAA: or shift the background to #4f4f4f (7.12:1)
Aaon black
18.25:1passpasspassPasses 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 #e7fb37 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 #e7fb37
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 #e7fb37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e7fb37-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