Color

#1f372e

#1f372e
hex#1f372e
rgbrgb(31, 55, 46)
hslhsl(158, 28%, 17%)
oklchoklch(0.314 0.034 168.3)
Closest name: Aztec (#293432)Relative luminance 0.0322

Colors that go with #1f372e

Sea Green, Sienna and Slate Blue 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 →

#371f28

#1f3722 · #1f3437

#2f1f37 · #372f1f

Split-complementary

Open in tool →

#371f34 · #37221f

#221f37 · #371f28 · #34371f

Contrast

#1f372e as textRatioAAAA largeAAAFix
Aaon white
12.77:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #487f6b as the text (4.52:1)
  • AAA: use #5ca389 as the text (7.06:1)
  • AA: or shift the background to #9c9c9c (4.65:1)
  • AAA: or shift the background to #c2c2c2 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f372e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f372e reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f372e
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 #1f372e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f372e-a2beb7-d459c2-1f2c2d-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