Color

#1cf255

#1cf255
hex#1cf255
rgbrgb(28, 242, 85)
hslhsl(136, 89%, 53%)
oklchoklch(0.838 0.251 146)
Closest name: Becquerel (#4bec13)Relative luminance 0.6441

Colors that go with #1cf255

Violet, Deep Sky Blue and Hot Pink 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 →

#f21cb9

#4ef21c · #1cf2c0

#551cf2 · #f2551c

Split-complementary

Open in tool →

#c01cf2 · #f21c4e

#1c4ef2 · #f21cb9 · #f2c01c

Contrast

#1cf255 as textRatioAAAA largeAAAFix
Aaon white
1.51:1failfailfail
  • AA: use #08872a as the text (4.66:1)
  • AAA: use #06651f as the text (7.27:1)
  • AA: or shift the background to #595959 (4.63:1)
  • AAA: or shift the background to #3d3d3d (7.18:1)
Aaon black
13.88:1passpasspassPasses 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 #1cf255 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 #1cf255
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 #1cf255 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1cf255-a2bead-b959d4-1f2d29-ebf1e9?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