Color

#2a3693

#2a3693
hex#2a3693
rgbrgb(42, 54, 147)
hslhsl(233, 56%, 37%)
oklchoklch(0.385 0.152 271.5)
Closest name: Bluebell (#333399)Relative luminance 0.0524

Colors that go with #2a3693

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 →

#93872a

#2a6b93 · #522a93

#932a36 · #36932a

Split-complementary

Open in tool →

#93522a · #6b932a

#932a6b · #93872a · #2a9352

Contrast

#2a3693 as textRatioAAAA largeAAAFix
Aaon white
10.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.05:1failfailfail
  • AA: use #606dd2 as the text (4.62:1)
  • AAA: use #8892dd as the text (7.2:1)
  • AA: or shift the background to #adadad (4.57:1)
  • AAA: or shift the background to #d6d6d6 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a3693 as the background.

Brands using this color

Fonts for this mood

#2a3693 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a3693
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 #2a3693 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a3693-9c9cc4-df884e-241f2d-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