Color

#cff359

#cff359
hex#cff359
rgbrgb(207, 243, 89)
hslhsl(74, 87%, 65%)
oklchoklch(0.91 0.181 121.4)
Closest name: Cucumber Milk (#c2f177)Relative luminance 0.7809

Colors that go with #cff359

Plum, Charcoal and Crimson 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 →

#7c58f3

#f3ca58 · #82f358

#58cff3 · #f358cf

Split-complementary

Open in tool →

#5882f3 · #ca58f3

#58f3ca · #7c58f3 · #f35882

Contrast

#cff359 as textRatioAAAA largeAAAFix
Aaon white
1.26:1failfailfail
  • AA: use #617c09 as the text (4.78:1)
  • AAA: use #4b5f07 as the text (7.14:1)
  • AA: or shift the background to #666666 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.01:1)
Aaon black
16.62:1passpasspassPasses 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 #cff359 as the background.

Brands using this color

mcpConnect your agent — build around #cff359
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 #cff359 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cff359-b4bea2-4e72df-242d1f-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