Color

#263c4b

#263c4b
hex#263c4b
rgbrgb(38, 60, 75)
hslhsl(204, 33%, 22%)
oklchoklch(0.345 0.038 239.1)
Closest name: Astral Nomad (#203943)Relative luminance 0.0415

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b3426

#264b47 · #26294b

#4b263c · #3c4b26

Split-complementary

Open in tool →

#4b2629 · #4b4726

#47264b · #4b3426 · #294b26

Contrast

#263c4b as textRatioAAAA largeAAAFix
Aaon white
11.47:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #4d7a99 as the text (4.56:1)
  • AAA: use #719bb7 as the text (7.07:1)
  • AA: or shift the background to #a3a3a3 (4.55:1)
  • AAA: or shift the background to #cccccc (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263c4b 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

#263c4b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263c4b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #263c4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263c4b-9cafc4-df4e5a-1f222d-e9f1f0?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