Color

#1689ac

#1689ac
hex#1689ac
rgbrgb(22, 137, 172)
hslhsl(194, 77%, 38%)
oklchoklch(0.588 0.107 225.1)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2104

Colors that go with #1689ac

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 #1689ac

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac3916

#16ac84 · #163eac

#ac1689 · #89ac16

Split-complementary

Open in tool →

#ac163e · #ac8416

#8416ac · #ac3916 · #3eac16

Contrast

#1689ac as textRatioAAAA largeAAAFix
Aaon white
4.03:1failpassfail
  • AA: use #157e9e as the text (4.66:1)
  • AAA: use #0f5e75 as the text (7.3:1)
  • AA: or shift the background to #141414 (4.57:1)
Aaon black
5.21:1passpassfail
  • AAA: use #1aa2cb as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1689ac as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1689ac reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1689ac
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 #1689ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1689ac-9cb6c4-df4e72-1f242d-e9f1ef?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