Color

#263c8c

#263c8c
hex#263c8c
rgbrgb(38, 60, 140)
hslhsl(227, 57%, 35%)
oklchoklch(0.389 0.136 267.9)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0554

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8c7626

#266f8c · #43268c

#8c263c · #3c8c26

Split-complementary

Open in tool →

#8c4326 · #6f8c26

#8c266f · #8c7626 · #268c43

Contrast

#263c8c as textRatioAAAA largeAAAFix
Aaon white
9.96:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #536ed0 as the text (4.51:1)
  • AAA: use #7f93dc as the text (7.11:1)
  • AA: or shift the background to #b0b0b0 (4.59:1)
  • AAA: or shift the background to #d9d9d9 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263c8c 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

#263c8c reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263c8c
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 #263c8c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263c8c-9ca0c4-df7a4e-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