Color

#37aebe

#37aebe
hex#37aebe
rgbrgb(55, 174, 190)
hslhsl(187, 55%, 48%)
oklchoklch(0.693 0.104 208.1)
Closest name: Aquarius (#2db0ce)Relative luminance 0.348

Tints & shades

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

Harmonies

Complementary

Open in tool →

#be4737

#37be8a · #376bbe

#be37ae · #aebe37

Split-complementary

Open in tool →

#be376b · #be8a37

#8a37be · #be4737 · #6bbe37

Contrast

#37aebe as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #287f8a as the text (4.67:1)
  • AAA: use #1e5e67 as the text (7.36:1)
  • AA: or shift the background to #363636 (4.58:1)
  • AAA: or shift the background to #121212 (7.1:1)
Aaon black
7.96:1passpasspassPasses 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 #37aebe as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#37aebe reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37aebe
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 #37aebe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37aebe-a2b8be-df4e83-1f262d-e9f1ee?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