Color

#172536

#172536
hex#172536
rgbrgb(23, 37, 54)
hslhsl(213, 40%, 15%)
oklchoklch(0.26 0.038 253.9)
Closest name: Dark (#1b2431)Relative luminance 0.0177

Tints & shades

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

Harmonies

Complementary

Open in tool →

#362817

#173436 · #181736

#361725 · #253617

Split-complementary

Open in tool →

#361817 · #343617

#361734 · #362817 · #173618

Contrast

#172536 as textRatioAAAA largeAAAFix
Aaon white
15.51:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #4b78af as the text (4.6:1)
  • AAA: use #7498c3 as the text (7.02:1)
  • AA: or shift the background to #8c8c8c (4.61:1)
  • AAA: or shift the background to #b0b0b0 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #172536 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#172536 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #172536
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 #172536 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/172536-9ca9c4-df584e-1f202d-e9f0f1?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