Color

#18263e

#18263e
hex#18263e
rgbrgb(24, 38, 62)
hslhsl(218, 44%, 17%)
oklchoklch(0.269 0.049 260.7)
Closest name: Eternal Darkness (#1c2841)Relative luminance 0.0193

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e3018

#18393e · #1d183e

#3e1826 · #263e18

Split-complementary

Open in tool →

#3e1d18 · #393e18

#3e1839 · #3e3018 · #183e1d

Contrast

#18263e as textRatioAAAA largeAAAFix
Aaon white
15.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #4f76ba as the text (4.63:1)
  • AAA: use #7b98cc as the text (7.21:1)
  • AA: or shift the background to #8c8c8c (4.51:1)
  • AAA: or shift the background to #b3b3b3 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #18263e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#18263e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #18263e
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 #18263e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18263e-9ca6c4-df644e-201f2d-e9f0f1?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