Color

#2348af

#2348af
hex#2348af
rgbrgb(35, 72, 175)
hslhsl(224, 67%, 41%)
oklchoklch(0.442 0.17 265)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0809

Colors that go with #2348af

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 →

#af8923

#238eaf · #4323af

#af2348 · #48af23

Split-complementary

Open in tool →

#af4323 · #8eaf23

#af238e · #af8923 · #23af43

Contrast

#2348af as textRatioAAAA largeAAAFix
Aaon white
8.02:1passpasspassPasses AAA — no fix needed.
Aaon black
2.62:1failfailfail
  • AA: use #486fdb as the text (4.57:1)
  • AAA: use #7794e4 as the text (7.14:1)
  • AA: or shift the background to #c2c2c2 (4.5:1)
  • AAA: or shift the background to #f0f0f0 (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 #2348af as the background.

Brands using this color

Fonts for this mood

#2348af reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2348af
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 #2348af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2348af-9ca2c4-df724e-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