Color

#17517d

#17517d
hex#17517d
rgbrgb(23, 81, 125)
hslhsl(206, 69%, 29%)
oklchoklch(0.421 0.094 246)
Closest name: Beyond the Sea (#005784)Relative luminance 0.0755

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d4317

#177d76 · #171e7d

#7d1751 · #517d17

Split-complementary

Open in tool →

#7d171e · #7d7617

#76177d · #7d4317 · #1e7d17

Contrast

#17517d as textRatioAAAA largeAAAFix
Aaon white
8.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.51:1failfailfail
  • AA: use #237bbe as the text (4.65:1)
  • AAA: use #4a9ede as the text (7.24:1)
  • AA: or shift the background to #bfbfbf (4.55:1)
  • AAA: or shift the background to #ebebeb (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #17517d 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

#17517d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #17517d
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 #17517d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/17517d-9caec4-df4e56-1f212d-e9f1f1?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