Color

#cfe038

#cfe038
hex#cfe038
rgbrgb(207, 224, 56)
hslhsl(66, 73%, 55%)
oklchoklch(0.866 0.181 115.4)
Closest name: Bitter Lemon (#d2db32)Relative luminance 0.6686

Colors that go with #cfe038

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 →

#4938e0

#e09d38 · #7be038

#38cfe0 · #e038cf

Split-complementary

Open in tool →

#387be0 · #9d38e0

#38e09d · #4938e0 · #e0387b

Contrast

#cfe038 as textRatioAAAA largeAAAFix
Aaon white
1.46:1failfailfail
  • AA: use #717c13 as the text (4.57:1)
  • AAA: use #555d0e as the text (7.1:1)
  • AA: or shift the background to #5c5c5c (4.58:1)
  • AAA: or shift the background to #404040 (7.1:1)
Aaon black
14.37:1passpasspassPasses 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 #cfe038 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 #cfe038
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 #cfe038 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cfe038-b8bea2-4e86df-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