Color

#36739b

#36739b
hex#36739b
rgbrgb(54, 115, 155)
hslhsl(204, 48%, 41%)
oklchoklch(0.533 0.089 240.1)
Closest name: Harbour Blue (#417491)Relative luminance 0.1541

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b5f36

#369b91 · #36409b

#9b3673 · #739b36

Split-complementary

Open in tool →

#9b3640 · #9b9136

#91369b · #9b5f36 · #409b36

Contrast

#36739b as textRatioAAAA largeAAAFix
Aaon white
5.14:1passpassfail
  • AAA: use #2c5c7d as the text (7.16:1)
Aaon black
4.08:1failpassfail
  • AA: use #3a7ba6 as the text (4.56:1)
  • AAA: use #5d9cc6 as the text (7.04:1)
  • AA: or shift the background to #f0f0f0 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #36739b 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

#36739b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #36739b
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 #36739b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/36739b-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