Color

#efec4e

#efec4e
hex#efec4e
rgbrgb(239, 236, 78)
hslhsl(59, 83%, 62%)
oklchoklch(0.918 0.172 108.3)
Closest name: Banana Bombshell (#f7e82e)Relative luminance 0.7889

Colors that go with #efec4e

Charcoal, Lilac 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 →

#4e50ef

#ef9b4e · #a1ef4e

#4eefec · #ec4eef

Split-complementary

Open in tool →

#4ea1ef · #9b4eef

#4eef9b · #4e50ef · #ef4ea1

Contrast

#efec4e as textRatioAAAA largeAAAFix
Aaon white
1.25:1failfailfail
  • AA: use #79770b as the text (4.71:1)
  • AAA: use #595708 as the text (7.52:1)
  • AA: or shift the background to #666666 (4.59:1)
  • AAA: or shift the background to #4a4a4a (7.08:1)
Aaon black
16.78:1passpasspassPasses 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 #efec4e 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

#efec4e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efec4e
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 #efec4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efec4e-bbbea2-4e96df-272d1f-f1ede9?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