Color

#418b90

#418b90
hex#418b90
rgbrgb(65, 139, 144)
hslhsl(184, 38%, 41%)
oklchoklch(0.592 0.074 201.3)
Closest name: Highlands (#449084)Relative luminance 0.216

Colors that go with #418b90

Charcoal, Copper and Cobalt Blue 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 →

#904641

#41906e · #416390

#90418b · #8b9041

Split-complementary

Open in tool →

#904163 · #906e41

#6e4190 · #904641 · #639041

Contrast

#418b90 as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #3a7d82 as the text (4.73:1)
  • AAA: use #2c5f63 as the text (7.18:1)
  • AA: or shift the background to #171717 (4.54:1)
Aaon black
5.32:1passpassfail
  • AAA: use #4ca3a9 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #418b90 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#418b90 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #418b90
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 #418b90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/418b90-a2b9be-df4e8a-1f262d-e9f1ee?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