Color

#efd052

#efd052
hex#efd052
rgbrgb(239, 208, 82)
hslhsl(48, 83%, 63%)
oklchoklch(0.861 0.146 95.3)
Closest name: Aurora (#ebd147)Relative luminance 0.6407

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5272ef

#ef8152 · #c0ef52

#52efd0 · #d052ef

Split-complementary

Open in tool →

#52c0ef · #8152ef

#52ef81 · #5272ef · #ef52c0

Contrast

#efd052 as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #8c730d as the text (4.59:1)
  • AAA: use #67540a as the text (7.37:1)
  • AA: or shift the background to #595959 (4.61:1)
  • AAA: or shift the background to #3d3d3d (7.15:1)
Aaon black
13.81:1passpasspassPasses 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 #efd052 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

#efd052 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #efd052
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 #efd052 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/efd052-c4c09c-62aacb-2a2d1f-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