Color

#e5fc4f

#e5fc4f
hex#e5fc4f
rgbrgb(229, 252, 79)
hslhsl(68, 97%, 65%)
oklchoklch(0.944 0.19 116.8)
Closest name: Banana Bandanna (#f8f739)Relative luminance 0.8684

Colors that go with #e5fc4f

Blue, Charcoal 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 →

#664ffc

#fcbd4f · #8ffc4f

#4fe5fc · #fc4fe5

Split-complementary

Open in tool →

#4f8ffc · #bd4ffc

#4ffcbd · #664ffc · #fc4f8f

Contrast

#e5fc4f as textRatioAAAA largeAAAFix
Aaon white
1.14:1failfailfail
  • AA: use #6d7e02 as the text (4.53:1)
  • AAA: use #4f5a01 as the text (7.51:1)
  • AA: or shift the background to #6b6b6b (4.66:1)
  • AAA: or shift the background to #4f4f4f (7.16:1)
Aaon black
18.37:1passpasspassPasses 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 #e5fc4f 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 #e5fc4f
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 #e5fc4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e5fc4f-b7bea2-4e81df-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