Color

#183e1e

#183e1e
hex#183e1e
rgbrgb(24, 62, 30)
hslhsl(129, 44%, 17%)
oklchoklch(0.327 0.07 147)
Closest name: Queen of Trees (#1c401f)Relative luminance 0.0373

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e1839

#263e18 · #183e31

#1e183e · #3e1e18

Split-complementary

Open in tool →

#31183e · #3e1826

#18263e · #3e1839 · #3e3118

Contrast

#183e1e as textRatioAAAA largeAAAFix
Aaon white
12.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #338440 as the text (4.52:1)
  • AAA: use #42a951 as the text (7.03:1)
  • AA: or shift the background to #a1a1a1 (4.65:1)
  • AAA: or shift the background to #c7c7c7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #183e1e 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

#183e1e reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #183e1e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #183e1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/183e1e-a2bea9-ae4edf-1f2d27-ecf1e9?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