Color

#153c31

#153c31
hex#153c31
rgbrgb(21, 60, 49)
hslhsl(163, 48%, 16%)
oklchoklch(0.324 0.049 171.9)
Closest name: Botanical Night (#12403c)Relative luminance 0.0361

Colors that go with #153c31

Rust, Sienna and Teal 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 →

#3c1520

#153c1e · #15343c

#31153c · #3c3115

Split-complementary

Open in tool →

#3c1534 · #3c1e15

#1e153c · #3c1520 · #343c15

Contrast

#153c31 as textRatioAAAA largeAAAFix
Aaon white
12.19:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #2e846c as the text (4.63:1)
  • AAA: use #3caa8b as the text (7.31:1)
  • AA: or shift the background to #9e9e9e (4.55:1)
  • AAA: or shift the background to #c7c7c7 (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 #153c31 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#153c31 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #153c31
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 #153c31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/153c31-a2beb9-d459b7-1f2b2d-e9f1eb?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