Color

#1e49ae

#1e49ae
hex#1e49ae
rgbrgb(30, 73, 174)
hslhsl(222, 71%, 40%)
oklchoklch(0.441 0.169 263.5)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.081

Colors that go with #1e49ae

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 →

#ae831e

#1e91ae · #3b1eae

#ae1e49 · #49ae1e

Split-complementary

Open in tool →

#ae3b1e · #91ae1e

#ae1e91 · #ae831e · #1eae3b

Contrast

#1e49ae as textRatioAAAA largeAAAFix
Aaon white
8.02:1passpasspassPasses AAA — no fix needed.
Aaon black
2.62:1failfailfail
  • AA: use #3f6fde as the text (4.54:1)
  • AAA: use #6f93e7 as the text (7:1)
  • AA: or shift the background to #c2c2c2 (4.5:1)
  • AAA: or shift the background to #f0f0f0 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e49ae as the background.

Brands using this color

Fonts for this mood

#1e49ae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e49ae
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 #1e49ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e49ae-9ca3c4-df6e4e-211f2d-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