Color

#42468a

#42468a
hex#42468a
rgbrgb(66, 70, 138)
hslhsl(237, 35%, 40%)
oklchoklch(0.426 0.111 278.1)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0737

Colors that go with #42468a

Charcoal, Steel Blue and 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 →

#8a8642

#426a8a · #62428a

#8a4246 · #468a42

Split-complementary

Open in tool →

#8a6242 · #6a8a42

#8a426a · #8a8642 · #428a62

Contrast

#42468a as textRatioAAAA largeAAAFix
Aaon white
8.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #6b6fb8 as the text (4.59:1)
  • AAA: use #9194ca as the text (7.29:1)
  • AA: or shift the background to #bdbdbd (4.52:1)
  • AAA: or shift the background to #ebebeb (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 #42468a 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

#42468a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42468a
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 #42468a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42468a-9f9cc4-df924e-251f2d-e9edf1?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