Color

#37fbf4

#37fbf4
hex#37fbf4
rgbrgb(55, 251, 244)
hslhsl(178, 96%, 60%)
oklchoklch(0.896 0.146 191.1)
Closest name: Arctic Water (#00fcfc)Relative luminance 0.7634

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb373e

#37fb92 · #37a0fb

#f437fb · #fbf437

Split-complementary

Open in tool →

#fb37a0 · #fb9237

#9237fb · #fb373e · #a0fb37

Contrast

#37fbf4 as textRatioAAAA largeAAAFix
Aaon white
1.29:1failfailfail
  • AA: use #03827e as the text (4.67:1)
  • AAA: use #026461 as the text (7:1)
  • AA: or shift the background to #636363 (4.65:1)
  • AAA: or shift the background to #474747 (7.2:1)
Aaon black
16.27:1passpasspassPasses 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 #37fbf4 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 #37fbf4
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 #37fbf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37fbf4-a2bcbe-d45999-1f282d-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