Color

#0f4e52

#0f4e52
hex#0f4e52
rgbrgb(15, 78, 82)
hslhsl(184, 69%, 19%)
oklchoklch(0.388 0.06 201.4)
Closest name: Cape Verde (#01554f)Relative luminance 0.0616

Tints & shades

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

Harmonies

Complementary

Open in tool →

#52130f

#0f5235 · #0f2c52

#520f4d · #4d520f

Split-complementary

Open in tool →

#520f2c · #52350f

#350f52 · #52130f · #2c520f

Contrast

#0f4e52 as textRatioAAAA largeAAAFix
Aaon white
9.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #19828a as the text (4.6:1)
  • AAA: use #20a7b1 as the text (7.22:1)
  • AA: or shift the background to #b5b5b5 (4.59:1)
  • AAA: or shift the background to #e0e0e0 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f4e52 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f4e52 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f4e52
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 #0f4e52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f4e52-a2b9be-df4e8a-1f262d-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