Color

#156a5b

#156a5b
hex#156a5b
rgbrgb(21, 106, 91)
hslhsl(169, 67%, 25%)
oklchoklch(0.472 0.081 177.6)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1122

Colors that go with #156a5b

Charcoal, Crimson and Medium Violet Red 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 →

#6a1525

#156a30 · #154f6a

#5b156a · #6a5b15

Split-complementary

Open in tool →

#6a154f · #6a3015

#30156a · #6a1525 · #4f6a15

Contrast

#156a5b as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #136254 as the text (7.23:1)
Aaon black
3.24:1failpassfail
  • AA: use #1a8471 as the text (4.58:1)
  • AAA: use #22aa91 as the text (7.23:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #156a5b 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

#156a5b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #156a5b
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 #156a5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/156a5b-a2bebc-d459ab-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