Color

#2185a1

#2185a1
hex#2185a1
rgbrgb(33, 133, 161)
hslhsl(193, 66%, 38%)
oklchoklch(0.574 0.096 221.6)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.1967

Colors that go with #2185a1

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a13d21

#21a17d · #2145a1

#a12185 · #85a121

Split-complementary

Open in tool →

#a12145 · #a17d21

#7d21a1 · #a13d21 · #45a121

Contrast

#2185a1 as textRatioAAAA largeAAAFix
Aaon white
4.26:1failpassfail
  • AA: use #1f7e98 as the text (4.67:1)
  • AAA: use #175f72 as the text (7.2:1)
  • AA: or shift the background to #0f0f0f (4.5:1)
Aaon black
4.93:1passpassfail
  • AAA: use #29a5c7 as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2185a1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#2185a1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2185a1
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 #2185a1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2185a1-a2b5be-df4e75-1f242d-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