Color

#4185c8

#4185c8
hex#4185c8
rgbrgb(65, 133, 200)
hslhsl(210, 55%, 52%)
oklchoklch(0.603 0.124 250.3)
Closest name: steelblue (#4682b4)Relative luminance 0.2207

Colors that go with #4185c8

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 →

#c88541

#41c8c8 · #4141c8

#c84185 · #85c841

Split-complementary

Open in tool →

#c84141 · #c8c841

#c841c8 · #c88541 · #41c841

Contrast

#4185c8 as textRatioAAAA largeAAAFix
Aaon white
3.88:1failpassfail
  • AA: use #3678ba as the text (4.61:1)
  • AAA: use #28598a as the text (7.28:1)
  • AA: or shift the background to #171717 (4.62:1)
Aaon black
5.41:1passpassfail
  • AAA: use #659cd2 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4185c8 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

#4185c8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4185c8
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 #4185c8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4185c8-9cabc4-df514e-1f202d-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