Color

#241d3e

#241d3e
hex#241d3e
rgbrgb(36, 29, 62)
hslhsl(253, 36%, 18%)
oklchoklch(0.257 0.061 291.3)
Closest name: Black Market (#222244)Relative luminance 0.016

Colors that go with #241d3e

Charcoal, Dark Olive Green and Sea Green 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 →

#373e1d

#1d273e · #351d3e

#3e251d · #1d3e25

Split-complementary

Open in tool →

#3e351d · #273e1d

#3e1d27 · #373e1d · #1d3e35

Contrast

#241d3e as textRatioAAAA largeAAAFix
Aaon white
15.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #7b6ab9 as the text (4.6:1)
  • AAA: use #9a8dc9 as the text (7.03:1)
  • AA: or shift the background to #8a8a8a (4.61:1)
  • AAA: or shift the background to #adadad (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #241d3e as the background.

Brands using this color

Fonts for this mood

#241d3e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #241d3e
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 #241d3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/241d3e-a99cc4-dfb84e-281f2d-e9ebf1?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