Color

#1e2f76

#1e2f76
hex#1e2f76
rgbrgb(30, 47, 118)
hslhsl(228, 59%, 29%)
oklchoklch(0.338 0.123 268.7)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0362

Colors that go with #1e2f76

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#76641e

#1e5b76 · #381e76

#761e30 · #30761e

Split-complementary

Open in tool →

#76381e · #5b761e

#761e5b · #76641e · #1e7638

Contrast

#1e2f76 as textRatioAAAA largeAAAFix
Aaon white
12.19:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #556ed3 as the text (4.56:1)
  • AAA: use #8194df as the text (7.23:1)
  • AA: or shift the background to #9e9e9e (4.55:1)
  • AAA: or shift the background to #c7c7c7 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e2f76 as the background.

Brands using this color

Fonts for this mood

#1e2f76 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e2f76
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 #1e2f76 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e2f76-9c9fc4-df7c4e-231f2d-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