Color

#252541

#252541
hex#252541
rgbrgb(37, 37, 65)
hslhsl(240, 27%, 20%)
oklchoklch(0.279 0.051 282.6)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.021

Colors that go with #252541

Charcoal, Dark Olive Green and Sienna 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 →

#414125

#253341 · #332541

#412525 · #254125

Split-complementary

Open in tool →

#413325 · #334125

#412533 · #414125 · #254133

Contrast

#252541 as textRatioAAAA largeAAAFix
Aaon white
14.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.42:1failfailfail
  • AA: use #7171ad as the text (4.67:1)
  • AAA: use #9191c0 as the text (7.02:1)
  • AA: or shift the background to #8f8f8f (4.57:1)
  • AAA: or shift the background to #b3b3b3 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #252541 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#252541 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #252541
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 #252541 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/252541-a19cc4-df994e-251f2d-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