Color

#0c4e50

#0c4e50
hex#0c4e50
rgbrgb(12, 78, 80)
hslhsl(182, 74%, 18%)
oklchoklch(0.387 0.061 198.1)
Closest name: Cape Verde (#01554f)Relative luminance 0.0611

Tints & shades

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

Harmonies

Complementary

Open in tool →

#500e0c

#0c5030 · #0c2c50

#500c4e · #4e500c

Split-complementary

Open in tool →

#500c2c · #50300c

#300c50 · #500e0c · #2c500c

Contrast

#0c4e50 as textRatioAAAA largeAAAFix
Aaon white
9.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #148185 as the text (4.51:1)
  • AAA: use #1aa8ad as the text (7.25:1)
  • AA: or shift the background to #b3b3b3 (4.51:1)
  • AAA: or shift the background to #dedede (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0c4e50 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0c4e50 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c4e50
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 #0c4e50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c4e50-a2babe-d45990-1f272d-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