Color

#37a475

#37a475
hex#37a475
rgbrgb(55, 164, 117)
hslhsl(154, 50%, 43%)
oklchoklch(0.644 0.122 161.1)
Closest name: Cosmic Green (#30a877)Relative luminance 0.2865

Colors that go with #37a475

Charcoal, Chocolate and Crimson 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 →

#a43766

#37a43e · #379da4

#7537a4 · #a47537

Split-complementary

Open in tool →

#a4379d · #a43e37

#3e37a4 · #a43766 · #9da437

Contrast

#37a475 as textRatioAAAA largeAAAFix
Aaon white
3.12:1failpassfail
  • AA: use #2b825c as the text (4.72:1)
  • AAA: use #216347 as the text (7.14:1)
  • AA: or shift the background to #2b2b2b (4.54:1)
Aaon black
6.73:1passpassfail
  • AAA: use #38a878 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37a475 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 #37a475
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 #37a475 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37a475-a2beb5-d459ca-1f2d2d-e9f1ea?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