Color

#186eb4

#186eb4
hex#186eb4
rgbrgb(24, 110, 180)
hslhsl(207, 76%, 40%)
oklchoklch(0.526 0.134 249)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1464

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b45e18

#18b4ac · #1820b4

#b4186e · #6eb418

Split-complementary

Open in tool →

#b41820 · #b4ac18

#ac18b4 · #b45e18 · #20b418

Contrast

#186eb4 as textRatioAAAA largeAAAFix
Aaon white
5.35:1passpassfail
  • AAA: use #145b94 as the text (7.11:1)
Aaon black
3.93:1failpassfail
  • AA: use #1b79c5 as the text (4.59:1)
  • AAA: use #439ce5 as the text (7.13:1)
  • AA: or shift the background to #ededed (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #186eb4 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

#186eb4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #186eb4
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 #186eb4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/186eb4-9cadc4-df4e53-1f212d-e9f1f1?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