Color

#183e34

#183e34
hex#183e34
rgbrgb(24, 62, 52)
hslhsl(164, 44%, 17%)
oklchoklch(0.333 0.047 173.6)
Closest name: Botanical Night (#12403c)Relative luminance 0.0389

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e1822

#183e21 · #18363e

#34183e · #3e3418

Split-complementary

Open in tool →

#3e1836 · #3e2118

#21183e · #3e1822 · #363e18

Contrast

#183e34 as textRatioAAAA largeAAAFix
Aaon white
11.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #33846f as the text (4.67:1)
  • AAA: use #42a98d as the text (7.29:1)
  • AA: or shift the background to #a1a1a1 (4.57:1)
  • AAA: or shift the background to #c9c9c9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #183e34 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

#183e34 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #183e34
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 #183e34 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/183e34-a2beba-d459b5-1f2b2d-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