Color

#10328e

#10328e
hex#10328e
rgbrgb(16, 50, 142)
hslhsl(224, 80%, 31%)
oklchoklch(0.361 0.157 264.2)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0434

Colors that go with #10328e

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 →

#8e6d10

#10718e · #2d108e

#8e1032 · #328e10

Split-complementary

Open in tool →

#8e2d10 · #718e10

#8e1071 · #8e6d10 · #108e2d

Contrast

#10328e as textRatioAAAA largeAAAFix
Aaon white
11.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #3e6cea as the text (4.54:1)
  • AAA: use #7192ef as the text (7.06:1)
  • AA: or shift the background to #a6a6a6 (4.62:1)
  • AAA: or shift the background to #cfcfcf (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 #10328e as the background.

Brands using this color

Fonts for this mood

#10328e reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10328e
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 #10328e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10328e-9ca2c4-df724e-221f2d-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