Color

#e5f377

#e5f377
hex#e5f377
rgbrgb(229, 243, 119)
hslhsl(67, 84%, 71%)
oklchoklch(0.929 0.149 114.7)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8209

Colors that go with #e5f377

Charcoal, Lilac and Blue 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 →

#8577f3

#f3c477 · #a7f377

#77e5f3 · #f377e5

Split-complementary

Open in tool →

#77a7f3 · #c477f3

#77f3c4 · #8577f3 · #f377a7

Contrast

#e5f377 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #6d7a0b as the text (4.73:1)
  • AAA: use #545e08 as the text (7.04:1)
  • AA: or shift the background to #696969 (4.55:1)
  • AAA: or shift the background to #4d4d4d (7.01:1)
Aaon black
17.42:1passpasspassPasses 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 #e5f377 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#e5f377 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #e5f377
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 #e5f377 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/e5f377-b8bea2-4e83df-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