Color

#1e2db8

#1e2db8
hex#1e2db8
rgbrgb(30, 45, 184)
hslhsl(234, 72%, 42%)
oklchoklch(0.402 0.213 268.1)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0561

Colors that go with #1e2db8

Charcoal, Steel Blue and 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.

Real palettes that use #1e2db8

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b8a91e

#1e7bb8 · #5c1eb8

#b81e2d · #2db81e

Split-complementary

Open in tool →

#b85c1e · #7bb81e

#b81e7b · #b8a91e · #1eb85c

Contrast

#1e2db8 as textRatioAAAA largeAAAFix
Aaon white
9.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #5d6ae5 as the text (4.66:1)
  • AAA: use #848eeb as the text (7.05:1)
  • AA: or shift the background to #b0b0b0 (4.56:1)
  • AAA: or shift the background to #d9d9d9 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e2db8 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#1e2db8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e2db8
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 #1e2db8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e2db8-9d9cc4-df8a4e-241f2d-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