Color

#45aa27

#45aa27
hex#45aa27
rgbrgb(69, 170, 39)
hslhsl(106, 63%, 41%)
oklchoklch(0.653 0.189 139.7)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3016

Colors that go with #45aa27

Blue, Dodger Blue 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 →

#8c27aa

#87aa27 · #27aa4a

#2745aa · #aa2745

Split-complementary

Open in tool →

#4a27aa · #aa2787

#2787aa · #8c27aa · #aa4a27

Contrast

#45aa27 as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #36851e as the text (4.64:1)
  • AAA: use #296417 as the text (7.17:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses 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 #45aa27 as the background.

Brands using this color

mcpConnect your agent — build around #45aa27
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 #45aa27 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45aa27-a5bea2-774edf-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