Color

#cefc78

#cefc78
hex#cefc78
rgbrgb(206, 252, 120)
hslhsl(81, 96%, 73%)
oklchoklch(0.932 0.167 125.5)
Closest name: Celery Mousse (#c1fd95)Relative luminance 0.841

Colors that go with #cefc78

Plum, Charcoal and Taupe 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 →

#a678fc

#fce878 · #8cfc78

#78cefc · #fc78ce

Split-complementary

Open in tool →

#788cfc · #e878fc

#78fce8 · #a678fc · #fc788c

Contrast

#cefc78 as textRatioAAAA largeAAAFix
Aaon white
1.18:1failfailfail
  • AA: use #558203 as the text (4.58:1)
  • AAA: use #3e5f02 as the text (7.39:1)
  • AA: or shift the background to #6b6b6b (4.52:1)
  • AAA: or shift the background to #4d4d4d (7.17:1)
Aaon black
17.82:1passpasspassPasses 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 #cefc78 as the background.

Brands using this color

Fonts for this mood

#cefc78 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cefc78
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 #cefc78 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cefc78-b1bea2-4e62df-222d1f-f1f0e9?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