Color

#cdde12

#cdde12
hex#cdde12
rgbrgb(205, 222, 18)
hslhsl(65, 85%, 47%)
oklchoklch(0.858 0.192 115.3)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6527

Colors that go with #cdde12

Charcoal, Cornflower Blue and Blue 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 →

#2312de

#de8912 · #67de12

#12cdde · #de12cd

Split-complementary

Open in tool →

#1267de · #8912de

#12de89 · #2312de · #de1267

Contrast

#cdde12 as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #717b0a as the text (4.63:1)
  • AAA: use #535a07 as the text (7.41:1)
  • AA: or shift the background to #595959 (4.69:1)
  • AAA: or shift the background to #3d3d3d (7.27:1)
Aaon black
14.05:1passpasspassPasses 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 #cdde12 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #cdde12
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 #cdde12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cdde12-b8bea2-4e88df-262d1f-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