Color

#4182be

#4182be
hex#4182be
rgbrgb(65, 130, 190)
hslhsl(209, 49%, 50%)
oklchoklch(0.591 0.114 248.7)
Closest name: steelblue (#4682b4)Relative luminance 0.2081

Colors that go with #4182be

Charcoal, Copper and Amber 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 →

#be7d41

#41bebc · #4143be

#be4182 · #82be41

Split-complementary

Open in tool →

#be4143 · #bebc41

#bc41be · #be7d41 · #43be41

Contrast

#4182be as textRatioAAAA largeAAAFix
Aaon white
4.07:1failpassfail
  • AA: use #3d7ab3 as the text (4.53:1)
  • AAA: use #2e5b85 as the text (7.12:1)
  • AA: or shift the background to #141414 (4.53:1)
Aaon black
5.16:1passpassfail
  • AAA: use #679bcb as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4182be 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

#4182be reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4182be
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 #4182be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4182be-9cacc4-df4e4e-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