Color

#efd334

#efd334
hex#efd334
rgbrgb(239, 211, 52)
hslhsl(51, 85%, 57%)
oklchoklch(0.865 0.166 98.5)
Closest name: Banana Drama (#f1d548)Relative luminance 0.6519

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3450ef

#ef7534 · #adef34

#34efd3 · #d334ef

Split-complementary

Open in tool →

#34adef · #7534ef

#34ef75 · #3450ef · #ef34ad

Contrast

#efd334 as textRatioAAAA largeAAAFix
Aaon white
1.5:1failfailfail
  • AA: use #89760b as the text (4.51:1)
  • AAA: use #635508 as the text (7.41:1)
  • AA: or shift the background to #595959 (4.68:1)
  • AAA: or shift the background to #3d3d3d (7.26:1)
Aaon black
14.04:1passpasspassPasses 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 #efd334 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

#efd334 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efd334
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #efd334 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efd334-c4c29c-4eaadf-292d1f-f1ece9?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