Color

#185a77

#185a77
hex#185a77
rgbrgb(24, 90, 119)
hslhsl(198, 66%, 28%)
oklchoklch(0.441 0.079 232)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.0884

Colors that go with #185a77

Crimson, Royal Blue and Sienna 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 →

#773518

#187764 · #182b77

#77185a · #5a7718

Split-complementary

Open in tool →

#77182b · #776418

#641877 · #773518 · #2b7718

Contrast

#185a77 as textRatioAAAA largeAAAFix
Aaon white
7.59:1passpasspassPasses AAA — no fix needed.
Aaon black
2.77:1failfailfail
  • AA: use #227ea5 as the text (4.6:1)
  • AAA: use #2ba1d4 as the text (7.15:1)
  • AA: or shift the background to #c9c9c9 (4.58:1)
  • AAA: or shift the background to #f7f7f7 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #185a77 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

#185a77 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #185a77
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 #185a77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/185a77-9cb3c4-df4e69-1f232d-e9f1f0?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