Color

#45c417

#45c417
hex#45c417
rgbrgb(69, 196, 23)
hslhsl(104, 79%, 43%)
oklchoklch(0.721 0.224 139.8)
Closest name: Crude Banana (#21c40e)Relative luminance 0.4081

Colors that go with #45c417

Blue, Charcoal and Royal Blue 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 →

#9617c4

#9cc417 · #17c43f

#1745c4 · #c41745

Split-complementary

Open in tool →

#3f17c4 · #c4179c

#179cc4 · #9617c4 · #c43f17

Contrast

#45c417 as textRatioAAAA largeAAAFix
Aaon white
2.29:1failfailfail
  • AA: use #2f8410 as the text (4.74:1)
  • AAA: use #23640c as the text (7.24:1)
  • AA: or shift the background to #404040 (4.52:1)
  • AAA: or shift the background to #212121 (7.02:1)
Aaon black
9.16:1passpasspassPasses 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 #45c417 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 #45c417
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 #45c417 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45c417-a6bea2-724edf-1f2d22-eff1e9?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