Color

#ccf127

#ccf127
hex#ccf127
rgbrgb(204, 241, 39)
hslhsl(71, 88%, 55%)
oklchoklch(0.9 0.207 120.6)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7589

Colors that go with #ccf127

Blue, Crimson and Red 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 →

#4c27f1

#f1b127 · #67f127

#27ccf1 · #f127cc

Split-complementary

Open in tool →

#2767f1 · #b127f1

#27f1b1 · #4c27f1 · #f12767

Contrast

#ccf127 as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #677d08 as the text (4.65:1)
  • AAA: use #4b5b06 as the text (7.5:1)
  • AA: or shift the background to #636363 (4.63:1)
  • AAA: or shift the background to #474747 (7.16:1)
Aaon black
16.18:1passpasspassPasses 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 #ccf127 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 #ccf127
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 #ccf127 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ccf127-b6bea2-4e7adf-252d1f-f1efe9?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