Color

#2a347e

#2a347e
hex#2a347e
rgbrgb(42, 52, 126)
hslhsl(233, 50%, 33%)
oklchoklch(0.363 0.125 272.7)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0445

Colors that go with #2a347e

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 →

#7e742a

#2a5e7e · #4a2a7e

#7e2a34 · #347e2a

Split-complementary

Open in tool →

#7e4a2a · #5e7e2a

#7e2a5e · #7e742a · #2a7e4a

Contrast

#2a347e as textRatioAAAA largeAAAFix
Aaon white
11.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #626ecb as the text (4.61:1)
  • AAA: use #8892d7 as the text (7.14:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (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 #2a347e 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

#2a347e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a347e
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 #2a347e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a347e-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