Color

#172f6e

#172f6e
hex#172f6e
rgbrgb(23, 47, 110)
hslhsl(223, 65%, 26%)
oklchoklch(0.328 0.114 264.9)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0334

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d5517

#175b6d · #2a176d

#6d1730 · #306d17

Split-complementary

Open in tool →

#6d2a17 · #5b6d17

#6d175b · #6d5517 · #176d2a

Contrast

#172f6e as textRatioAAAA largeAAAFix
Aaon white
12.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #466fd8 as the text (4.53:1)
  • AAA: use #7493e2 as the text (7.01:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #172f6e 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

#172f6e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #172f6e
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 #172f6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/172f6e-9ca3c4-df704e-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