Color

#cafa19

#cafa19
hex#cafa19
rgbrgb(202, 250, 25)
hslhsl(73, 96%, 54%)
oklchoklch(0.919 0.221 122.8)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.81

Colors that go with #cafa19

Plum, Violet and Charcoal 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 →

#4a19fa

#faba19 · #59fa19

#19cafa · #fa19ca

Split-complementary

Open in tool →

#1959fa · #ba19fa

#19faba · #4a19fa · #fa1959

Contrast

#cafa19 as textRatioAAAA largeAAAFix
Aaon white
1.22:1failfailfail
  • AA: use #627d03 as the text (4.71:1)
  • AAA: use #4b5f02 as the text (7.15:1)
  • AA: or shift the background to #666666 (4.7:1)
  • AAA: or shift the background to #4a4a4a (7.26:1)
Aaon black
17.2:1passpasspassPasses 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 #cafa19 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #cafa19
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 #cafa19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cafa19-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