Color

#ecf075

#ecf075
hex#ecf075
rgbrgb(236, 240, 117)
hslhsl(62, 80%, 70%)
oklchoklch(0.928 0.146 110.6)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8144

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7975f0

#f0b775 · #aef075

#75ecf0 · #f075ec

Split-complementary

Open in tool →

#75aef0 · #b775f0

#75f0b7 · #7975f0 · #f075ae

Contrast

#ecf075 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #74770d as the text (4.79:1)
  • AAA: use #595c0a as the text (7.09:1)
  • AA: or shift the background to #696969 (4.52:1)
  • AAA: or shift the background to #4a4a4a (7.3:1)
Aaon black
17.29:1passpasspassPasses 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 #ecf075 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

#ecf075 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecf075
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 #ecf075 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf075-babea2-4e8fdf-272d1f-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