Color

#188b87

#188b87
hex#188b87
rgbrgb(24, 139, 135)
hslhsl(178, 71%, 32%)
oklchoklch(0.577 0.094 191.1)
Closest name: darkcyan (#008b8b)Relative luminance 0.2041

Colors that go with #188b87

Charcoal, Copper 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.

Real palettes that use #188b87

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8c181c

#188c4e · #18558c

#88188c · #8c8818

Split-complementary

Open in tool →

#8c1855 · #8c4e18

#4e188c · #8c181c · #558c18

Contrast

#188b87 as textRatioAAAA largeAAAFix
Aaon white
4.13:1failpassfail
  • AA: use #16837f as the text (4.58:1)
  • AAA: use #10605d as the text (7.36:1)
  • AA: or shift the background to #121212 (4.53:1)
Aaon black
5.08:1passpassfail
  • AAA: use #1ca6a1 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #188b87 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 #188b87
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 #188b87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/188b87-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