Color

#178e96

#178e96
hex#178e96
rgbrgb(23, 142, 150)
hslhsl(184, 73%, 34%)
oklchoklch(0.591 0.096 202.2)
Closest name: darkcyan (#008b8b)Relative luminance 0.2173

Colors that go with #178e96

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#962017

#17965f · #174e96

#96178e · #8e9617

Split-complementary

Open in tool →

#96174e · #965f17

#5f1796 · #962017 · #4e9617

Contrast

#178e96 as textRatioAAAA largeAAAFix
Aaon white
3.93:1failpassfail
  • AA: use #158189 as the text (4.63:1)
  • AAA: use #106065 as the text (7.28:1)
  • AA: or shift the background to #171717 (4.56:1)
Aaon black
5.35:1passpassfail
  • AAA: use #1ca7b0 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #178e96 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

#178e96 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #178e96
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 #178e96 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/178e96-a2b9be-df4e8a-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