Color

#155a60

#155a60
hex#155a60
rgbrgb(21, 90, 96)
hslhsl(185, 64%, 23%)
oklchoklch(0.429 0.066 203.7)
Closest name: Abyssal Waters (#005765)Relative luminance 0.0832

Colors that go with #155a60

Crimson, Cadet Blue and Denim 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.

Real palettes that use #155a60

Tints & shades

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

Harmonies

Complementary

Open in tool →

#601b15

#156041 · #153460

#60155a · #5a6015

Split-complementary

Open in tool →

#601534 · #604115

#411560 · #601b15 · #346015

Contrast

#155a60 as textRatioAAAA largeAAAFix
Aaon white
7.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #1e818a as the text (4.56:1)
  • AAA: use #27a4b0 as the text (7.02:1)
  • AA: or shift the background to #c4c4c4 (4.52:1)
  • AAA: or shift the background to #f2f2f2 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #155a60 as the background.

Brands using this color

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

Fonts for this mood

#155a60 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #155a60
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 #155a60 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/155a60-a2b8be-df4e88-1f262d-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