Color

#186daa

#186daa
hex#186daa
rgbrgb(24, 109, 170)
hslhsl(205, 75%, 38%)
oklchoklch(0.518 0.123 246)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1403

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa5518

#18aa9d · #1824aa

#aa186d · #6daa18

Split-complementary

Open in tool →

#aa1824 · #aa9d18

#9d18aa · #aa5518 · #24aa18

Contrast

#186daa as textRatioAAAA largeAAAFix
Aaon white
5.52:1passpassfail
  • AAA: use #145c8f as the text (7.1:1)
Aaon black
3.81:1failpassfail
  • AA: use #1b7bc0 as the text (4.64:1)
  • AAA: use #3b9de3 as the text (7.12:1)
  • AA: or shift the background to #e8e8e8 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #186daa 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

#186daa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #186daa
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 #186daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/186daa-9cafc4-df4e58-1f212d-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