Color

#166a5d

#166a5d
hex#166a5d
rgbrgb(22, 106, 93)
hslhsl(171, 66%, 25%)
oklchoklch(0.473 0.079 179.6)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1127

Colors that go with #166a5d

Charcoal, Crimson and Medium Violet Red 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 #166a5d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6a1622

#166a33 · #164c6a

#5d166a · #6a5d16

Split-complementary

Open in tool →

#6a164c · #6a3316

#33166a · #6a1622 · #4c6a16

Contrast

#166a5d as textRatioAAAA largeAAAFix
Aaon white
6.45:1passpassfail
  • AAA: use #146156 as the text (7.31:1)
Aaon black
3.25:1failpassfail
  • AA: use #1b8374 as the text (4.55:1)
  • AAA: use #23a995 as the text (7.18:1)
  • AA: or shift the background to #d9d9d9 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #166a5d 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

#166a5d reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #166a5d
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 #166a5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/166a5d-a2bebd-d459a7-1f292d-e9f1ec?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