Color

#115b8d

#115b8d
hex#115b8d
rgbrgb(17, 91, 141)
hslhsl(204, 78%, 31%)
oklchoklch(0.455 0.106 244.8)
Closest name: Beyond the Sea (#005784)Relative luminance 0.0952

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8d4311

#118d80 · #111e8d

#8d115b · #5b8d11

Split-complementary

Open in tool →

#8d111e · #8d8011

#80118d · #8d4311 · #1e8d11

Contrast

#115b8d as textRatioAAAA largeAAAFix
Aaon white
7.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #187cbf as the text (4.67:1)
  • AAA: use #2e9ce5 as the text (7:1)
  • AA: or shift the background to #cccccc (4.5:1)
  • AAA: or shift the background to #fcfcfc (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #115b8d 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

#115b8d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #115b8d
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 #115b8d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/115b8d-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