Color

#263b6d

#263b6d
hex#263b6d
rgbrgb(38, 59, 109)
hslhsl(222, 48%, 29%)
oklchoklch(0.363 0.09 265.1)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0464

Colors that go with #263b6d

Steel Blue, Blue and Blush Pink 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 →

#6d5826

#265f6d · #35266d

#6d263c · #3c6d26

Split-complementary

Open in tool →

#6d3526 · #5f6d26

#6d265f · #6d5826 · #266d35

Contrast

#263b6d as textRatioAAAA largeAAAFix
Aaon white
10.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #5173c2 as the text (4.58:1)
  • AAA: use #7b95d1 as the text (7.06:1)
  • AA: or shift the background to #a8a8a8 (4.58:1)
  • AAA: or shift the background to #d1d1d1 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263b6d 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

#263b6d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263b6d
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 #263b6d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263b6d-9ca3c4-df6e4e-211f2d-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