Color

#182c8b

#182c8b
hex#182c8b
rgbrgb(24, 44, 139)
hslhsl(230, 71%, 32%)
oklchoklch(0.35 0.158 267.5)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0386

Colors that go with #182c8b

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 →

#8c7818

#18658c · #3e188c

#8c182b · #2b8c18

Split-complementary

Open in tool →

#8c3e18 · #658c18

#8c1865 · #8c7818 · #188c3e

Contrast

#182c8b as textRatioAAAA largeAAAFix
Aaon white
11.85:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #556ce2 as the text (4.63:1)
  • AAA: use #8192ea as the text (7.23:1)
  • AA: or shift the background to #a1a1a1 (4.59:1)
  • AAA: or shift the background to #c7c7c7 (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 #182c8b as the background.

Brands using this color

Fonts for this mood

#182c8b reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #182c8b
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 #182c8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/182c8b-9c9ec4-df814e-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