Color

#37cdbe

#37cdbe
hex#37cdbe
rgbrgb(55, 205, 190)
hslhsl(174, 60%, 51%)
oklchoklch(0.769 0.123 185)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.4819

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd3746

#37cd73 · #3791cd

#be37cd · #cdbe37

Split-complementary

Open in tool →

#cd3791 · #cd7337

#7337cd · #cd3746 · #91cd37

Contrast

#37cdbe as textRatioAAAA largeAAAFix
Aaon white
1.97:1failfailfail
  • AA: use #218379 as the text (4.58:1)
  • AAA: use #18625b as the text (7.15:1)
  • AA: or shift the background to #474747 (4.71:1)
  • AAA: or shift the background to #2b2b2b (7.17:1)
Aaon black
10.64:1passpasspassPasses 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 #37cdbe 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 #37cdbe
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 #37cdbe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37cdbe-a2bebe-d459a1-1f292d-e9f1ed?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