Color

#11686a

#11686a
hex#11686a
rgbrgb(17, 104, 106)
hslhsl(181, 72%, 24%)
oklchoklch(0.471 0.076 197.3)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1106

Colors that go with #11686a

Charcoal, Crimson and Blue 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 →

#691311

#11693f · #113c69

#691168 · #686911

Split-complementary

Open in tool →

#69113c · #693f11

#3f1169 · #691311 · #3c6911

Contrast

#11686a as textRatioAAAA largeAAAFix
Aaon white
6.54:1passpassfail
  • AAA: use #106365 as the text (7.01:1)
Aaon black
3.21:1failpassfail
  • AA: use #158284 as the text (4.56:1)
  • AAA: use #1ca9ab as the text (7.31:1)
  • AA: or shift the background to #d9d9d9 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #11686a as the background.

Brands using this color

Fonts for this mood

#11686a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #11686a
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 #11686a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/11686a-a2babe-d45992-1f272d-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