Color

#13405d

#13405d
hex#13405d
rgbrgb(19, 64, 93)
hslhsl(204, 66%, 22%)
oklchoklch(0.356 0.07 241.2)
Closest name: Capital Blue (#1a4157)Relative luminance 0.046

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5d3113

#135d56 · #131a5d

#5d1340 · #405d13

Split-complementary

Open in tool →

#5d131a · #5d5613

#56135d · #5d3113 · #1a5d13

Contrast

#13405d as textRatioAAAA largeAAAFix
Aaon white
10.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.92:1failfailfail
  • AA: use #257cb6 as the text (4.64:1)
  • AAA: use #459ed9 as the text (7.15:1)
  • AA: or shift the background to #a8a8a8 (4.6:1)
  • AAA: or shift the background to #cfcfcf (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 #13405d 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

#13405d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #13405d
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 #13405d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13405d-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