Color

#153a47

#153a47
hex#153a47
rgbrgb(21, 58, 71)
hslhsl(196, 54%, 18%)
oklchoklch(0.328 0.048 224.3)
Closest name: Astral Nomad (#203943)Relative luminance 0.0364

Colors that go with #153a47

Crimson, Denim and Sienna 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 →

#472215

#15473b · #152147

#471539 · #394715

Split-complementary

Open in tool →

#471521 · #473b15

#3b1547 · #472215 · #214715

Contrast

#153a47 as textRatioAAAA largeAAAFix
Aaon white
12.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #2e7d99 as the text (4.51:1)
  • AAA: use #3ba0c4 as the text (7.01:1)
  • AA: or shift the background to #9e9e9e (4.54:1)
  • AAA: or shift the background to #c7c7c7 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #153a47 as the background.

Brands using this color

Fonts for this mood

#153a47 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #153a47
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 #153a47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/153a47-9cb5c4-df4e6e-1f232d-e9f1ef?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