Color

#36737d

#36737d
hex#36737d
rgbrgb(54, 115, 125)
hslhsl(188, 40%, 35%)
oklchoklch(0.519 0.065 209.5)
Closest name: Calypso (#3d7188)Relative luminance 0.1453

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d3f36

#367d63 · #36507d

#7d3673 · #737d36

Split-complementary

Open in tool →

#7d3650 · #7d6336

#63367d · #7d3f36 · #507d36

Contrast

#36737d as textRatioAAAA largeAAAFix
Aaon white
5.38:1passpassfail
  • AAA: use #2c6068 as the text (7.05:1)
Aaon black
3.91:1failpassfail
  • AA: use #3c818b as the text (4.71:1)
  • AAA: use #4ba2af as the text (7.09:1)
  • AA: or shift the background to #ebebeb (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 #36737d 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

#36737d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #36737d
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 #36737d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/36737d-a2b7be-df4e81-1f252d-e9f1ee?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