Color

#0e4243

#0e4243
hex#0e4243
rgbrgb(14, 66, 67)
hslhsl(181, 65%, 16%)
oklchoklch(0.347 0.052 196.9)
Closest name: Rich Black (#004040)Relative luminance 0.044

Colors that go with #0e4243

Crimson, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#430f0e

#0e432a · #0e2843

#430e42 · #42430e

Split-complementary

Open in tool →

#430e28 · #432a0e

#2a0e43 · #430f0e · #28430e

Contrast

#0e4243 as textRatioAAAA largeAAAFix
Aaon white
11.18:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #1c8182 as the text (4.51:1)
  • AAA: use #24a6a8 as the text (7.09:1)
  • AA: or shift the background to #a6a6a6 (4.59:1)
  • AAA: or shift the background to #cfcfcf (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0e4243 as the background.

Brands using this color

Fonts for this mood

#0e4243 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0e4243
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0e4243 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0e4243-a2babe-d45992-1f272d-e9f1ed?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