Color

#1e34c8

#1e34c8
hex#1e34c8
rgbrgb(30, 52, 200)
hslhsl(232, 74%, 45%)
oklchoklch(0.43 0.225 267.3)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.069

Colors that go with #1e34c8

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 →

#c8b11e

#1e89c8 · #5c1ec8

#c81e34 · #34c81e

Split-complementary

Open in tool →

#c85c1e · #89c81e

#c81e89 · #c8b11e · #1ec85c

Contrast

#1e34c8 as textRatioAAAA largeAAAFix
Aaon white
8.82:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #566ae6 as the text (4.6:1)
  • AAA: use #8391ec as the text (7.23:1)
  • AA: or shift the background to #bababa (4.55:1)
  • AAA: or shift the background to #e6e6e6 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e34c8 as the background.

Brands using this color

Fonts for this mood

#1e34c8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e34c8
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 #1e34c8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e34c8-9c9dc4-df864e-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