brandsweets

Color

#ecf226

#ecf226
hex#ecf226
rgbrgb(236, 242, 38)
hslhsl(62, 89%, 55%)
oklchoklch(0.926 0.198 111.6)
Closest name: Banana Bandanna (#f8f739)Relative luminance 0.8148
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
ecf2262d26f2

#2d26f2

Analogous

Open in tool →
ecf226f2932685f226

#f29326 · #85f226

Triadic

Open in tool →
ecf22626ecf2f226ec

#26ecf2 · #f226ec

Split-complementary

Open in tool →
ecf2262685f29326f2

#2685f2 · #9326f2

Tetradic

Open in tool →
ecf22626f2932d26f2f22685

#26f293 · #2d26f2 · #f22685

Contrast

#ecf226 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #757807 as the text (4.72:1)
  • AAA: use #595c05 as the text (7.1:1)
  • AA: or shift the background to #696969 (4.52:1)
  • AAA: or shift the background to #4a4a4a (7.3:1)
Aaon black
17.3:1passpasspassPasses 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 #ecf226 as the background.

Brands using this color

mcpConnect your agent — build around #ecf226
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 #ecf226 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf226-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