Color

#ccfd1c

#ccfd1c
hex#ccfd1c
rgbrgb(204, 253, 28)
hslhsl(73, 98%, 55%)
oklchoklch(0.927 0.223 122.9)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8317

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4d1cfd

#fdbd1c · #5cfd1c

#1cccfd · #fd1ccc

Split-complementary

Open in tool →

#1c5cfd · #bd1cfd

#1cfdbd · #4d1cfd · #fd1c5c

Contrast

#ccfd1c as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #637e01 as the text (4.65:1)
  • AAA: use #4b6001 as the text (7.06:1)
  • AA: or shift the background to #696969 (4.61:1)
  • AAA: or shift the background to #4d4d4d (7.1:1)
Aaon black
17.63:1passpasspassPasses 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 #ccfd1c as the background.

Brands using this color

mcpConnect your agent — build around #ccfd1c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ccfd1c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ccfd1c-b5bea2-4e75df-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