Color

#136d81

#136d81
hex#136d81
rgbrgb(19, 109, 129)
hslhsl(191, 74%, 29%)
oklchoklch(0.495 0.083 217.5)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1266

Tints & shades

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

Harmonies

Complementary

Open in tool →

#812713

#13815e · #133681

#81136d · #6d8113

Split-complementary

Open in tool →

#811336 · #815e13

#5e1381 · #812713 · #368113

Contrast

#136d81 as textRatioAAAA largeAAAFix
Aaon white
5.95:1passpassfail
  • AAA: use #116173 as the text (7.04:1)
Aaon black
3.53:1failpassfail
  • AA: use #177f97 as the text (4.52:1)
  • AAA: use #1da5c3 as the text (7.22:1)
  • AA: or shift the background to #e0e0e0 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136d81 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#136d81 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136d81
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 #136d81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136d81-a2b6be-df4e7a-1f252d-e9f1ef?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