Color

#181735

#181735
hex#181735
rgbrgb(24, 23, 53)
hslhsl(242, 39%, 15%)
oklchoklch(0.224 0.057 282.3)
Closest name: Dark Knight (#151931)Relative luminance 0.0106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#343517

#172535 · #271735

#351817 · #173518

Split-complementary

Open in tool →

#352717 · #253517

#351725 · #343517 · #173527

Contrast

#181735 as textRatioAAAA largeAAAFix
Aaon white
17.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #706ebf as the text (4.67:1)
  • AAA: use #9391cf as the text (7.19:1)
  • AA: or shift the background to #828282 (4.51:1)
  • AAA: or shift the background to #a6a6a6 (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 #181735 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

#181735 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #181735
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 #181735 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/181735-a29cc4-df9e4e-261f2d-e9edf1?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