Color

#166d6f

#166d6f
hex#166d6f
rgbrgb(22, 109, 111)
hslhsl(181, 67%, 26%)
oklchoklch(0.488 0.077 197.3)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1226

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f1716

#166f44 · #16416f

#6f166d · #6d6f16

Split-complementary

Open in tool →

#6f1641 · #6f4416

#44166f · #6f1716 · #416f16

Contrast

#166d6f as textRatioAAAA largeAAAFix
Aaon white
6.08:1passpassfail
  • AAA: use #136162 as the text (7.21:1)
Aaon black
3.45:1failpassfail
  • AA: use #1a8284 as the text (4.57:1)
  • AAA: use #22a8aa as the text (7.25:1)
  • AA: or shift the background to #dedede (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #166d6f 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

#166d6f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #166d6f
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 #166d6f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/166d6f-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