Color

#2e429e

#2e429e
hex#2e429e
rgbrgb(46, 66, 158)
hslhsl(229, 55%, 40%)
oklchoklch(0.42 0.151 269.5)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0695

Colors that go with #2e429e

Charcoal, Sea Green and Steel 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 →

#9e8a2e

#2e7b9e · #512e9e

#9e2e42 · #429e2e

Split-complementary

Open in tool →

#9e512e · #7b9e2e

#9e2e7b · #9e8a2e · #2e9e51

Contrast

#2e429e as textRatioAAAA largeAAAFix
Aaon white
8.79:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #596fcf as the text (4.6:1)
  • AAA: use #8494db as the text (7.24:1)
  • AA: or shift the background to #bababa (4.53:1)
  • AAA: or shift the background to #e6e6e6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e429e as the background.

Brands using this color

Fonts for this mood

#2e429e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e429e
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 #2e429e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e429e-9c9fc4-df7e4e-231f2d-e9eef1?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