Color

#154239

#154239
hex#154239
rgbrgb(21, 66, 57)
hslhsl(168, 52%, 17%)
oklchoklch(0.345 0.052 177.6)
Closest name: Botanical Night (#12403c)Relative luminance 0.0435

Colors that go with #154239

Sea Green, Teal and Amber 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 →

#42151e

#154222 · #153442

#391542 · #423915

Split-complementary

Open in tool →

#421534 · #422215

#221542 · #42151e · #344215

Contrast

#154239 as textRatioAAAA largeAAAFix
Aaon white
11.23:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #2a8472 as the text (4.64:1)
  • AAA: use #35a790 as the text (7.08:1)
  • AA: or shift the background to #a6a6a6 (4.61:1)
  • AAA: or shift the background to #cfcfcf (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154239 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#154239 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154239
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 #154239 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154239-a2bebc-d459ad-1f2a2d-e9f1ec?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