Color

#37d2bd

#37d2bd
hex#37d2bd
rgbrgb(55, 210, 189)
hslhsl(172, 63%, 52%)
oklchoklch(0.781 0.128 181.5)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5058

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d2374c

#37d270 · #3799d2

#bd37d2 · #d2bd37

Split-complementary

Open in tool →

#d23799 · #d27037

#7037d2 · #d2374c · #99d237

Contrast

#37d2bd as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #1d8174 as the text (4.72:1)
  • AAA: use #166056 as the text (7.39:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.19:1)
Aaon black
11.12:1passpasspassPasses 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 #37d2bd 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 #37d2bd
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 #37d2bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37d2bd-a2bebe-d459a5-1f292d-e9f1ec?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