Color

#172dba

#172dba
hex#172dba
rgbrgb(23, 45, 186)
hslhsl(232, 78%, 41%)
oklchoklch(0.402 0.217 266.7)
Closest name: Blue Hour (#0034ab)Relative luminance 0.056

Tints & shades

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

Harmonies

Complementary

Open in tool →

#baa417

#177eba · #5317ba

#ba172d · #2dba17

Split-complementary

Open in tool →

#ba5317 · #7eba17

#ba177e · #baa417 · #17ba53

Contrast

#172dba as textRatioAAAA largeAAAFix
Aaon white
9.9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #576bea as the text (4.7:1)
  • AAA: use #808fef as the text (7.09:1)
  • AA: or shift the background to #b0b0b0 (4.57:1)
  • AAA: or shift the background to #d9d9d9 (7.01:1)

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

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

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

tool url/palettes/new/172dba-9c9dc4-df864e-231f2d-e9eef1?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