Color

#1e45f6

#1e45f6
hex#1e45f6
rgbrgb(30, 69, 246)
hslhsl(229, 92%, 54%)
oklchoklch(0.503 0.262 265.8)
Closest name: C64 Blue (#003aff)Relative luminance 0.1119

Colors that go with #1e45f6

Charcoal, Crimson and Amber 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 →

#f6ce1e

#1eb1f6 · #621ef6

#f61e45 · #45f61e

Split-complementary

Open in tool →

#f6621e · #b1f61e

#f61eb1 · #f6ce1e · #1ef662

Contrast

#1e45f6 as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #0f39f5 as the text (7.18:1)
Aaon black
3.24:1failpassfail
  • AA: use #4a6af7 as the text (4.7:1)
  • AAA: use #768ef9 as the text (7.01:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e45f6 as the background.

Brands using this color

Fonts for this mood

#1e45f6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e45f6
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 #1e45f6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e45f6-9c9fc4-df7e4e-231f2d-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