Color

#418bc8

#418bc8
hex#418bc8
rgbrgb(65, 139, 200)
hslhsl(207, 55%, 52%)
oklchoklch(0.617 0.118 246.2)
Closest name: steelblue (#4682b4)Relative luminance 0.2376

Colors that go with #418bc8

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 →

#c87e41

#41c8c1 · #4148c8

#c8418b · #8bc841

Split-complementary

Open in tool →

#c84148 · #c8c141

#c141c8 · #c87e41 · #48c841

Contrast

#418bc8 as textRatioAAAA largeAAAFix
Aaon white
3.65:1failpassfail
  • AA: use #3479b2 as the text (4.64:1)
  • AAA: use #275b86 as the text (7.17:1)
  • AA: or shift the background to #1f1f1f (4.51:1)
Aaon black
5.75:1passpassfail
  • AAA: use #5d9cd0 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 #418bc8 as the background.

Brands using this color

Fonts for this mood

#418bc8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #418bc8
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 #418bc8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/418bc8-9cadc4-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