Color

#2d48a9

#2d48a9
hex#2d48a9
rgbrgb(45, 72, 169)
hslhsl(227, 58%, 42%)
oklchoklch(0.441 0.159 267.6)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0806

Colors that go with #2d48a9

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 →

#a98e2d

#2d86a9 · #502da9

#a92d48 · #48a92d

Split-complementary

Open in tool →

#a9502d · #86a92d

#a92d86 · #a98e2d · #2da950

Contrast

#2d48a9 as textRatioAAAA largeAAAFix
Aaon white
8.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.61:1failfailfail
  • AA: use #5671d2 as the text (4.69:1)
  • AAA: use #7e93dd as the text (7.1:1)
  • AA: or shift the background to #c2c2c2 (4.51:1)
  • AAA: or shift the background to #f0f0f0 (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 #2d48a9 as the background.

Brands using this color

Fonts for this mood

#2d48a9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d48a9
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 #2d48a9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d48a9-9ca0c4-df7a4e-221f2d-e9eff1?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