Color

#73cf17

#73cf17
hex#73cf17
rgbrgb(115, 207, 23)
hslhsl(90, 80%, 45%)
oklchoklch(0.767 0.216 134.4)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4833

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7317cf

#cfcf17 · #17cf17

#1773cf · #cf1773

Split-complementary

Open in tool →

#1717cf · #cf17cf

#17cfcf · #7317cf · #cf1717

Contrast

#73cf17 as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #4a850f as the text (4.51:1)
  • AAA: use #36600b as the text (7.41:1)
  • AA: or shift the background to #4a4a4a (4.5:1)
  • AAA: or shift the background to #2b2b2b (7.19:1)
Aaon black
10.67:1passpasspassPasses 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 #73cf17 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 #73cf17
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 #73cf17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73cf17-adbea2-514edf-202d1f-f1f1e9?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