Color

#cee43f

#cee43f
hex#cee43f
rgbrgb(206, 228, 63)
hslhsl(68, 75%, 57%)
oklchoklch(0.874 0.181 117)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6897

Colors that go with #cee43f

Charcoal, Cornflower Blue and Plum 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 →

#553fe4

#e4a73f · #7be43f

#3fcee4 · #e43fce

Split-complementary

Open in tool →

#3f7be4 · #a73fe4

#3fe4a7 · #553fe4 · #e43f7b

Contrast

#cee43f as textRatioAAAA largeAAAFix
Aaon white
1.42:1failfailfail
  • AA: use #6f7d12 as the text (4.55:1)
  • AAA: use #535e0d as the text (7.06:1)
  • AA: or shift the background to #5e5e5e (4.57:1)
  • AAA: or shift the background to #424242 (7.08:1)
Aaon black
14.79:1passpasspassPasses 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 #cee43f 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 #cee43f
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 #cee43f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cee43f-b7bea2-4e81df-252d1f-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