Color

#253c41

#253c41
hex#253c41
rgbrgb(37, 60, 65)
hslhsl(191, 27%, 20%)
oklchoklch(0.339 0.03 212.8)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0401

Colors that go with #253c41

Dark Olive Green, Sienna and Steel Blue 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 →

#412a25

#254138 · #252e41

#41253c · #3c4125

Split-complementary

Open in tool →

#41252e · #413825

#382541 · #412a25 · #2e4125

Contrast

#253c41 as textRatioAAAA largeAAAFix
Aaon white
11.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #4e7d88 as the text (4.61:1)
  • AAA: use #6a9ea9 as the text (7.08:1)
  • AA: or shift the background to #a1a1a1 (4.51:1)
  • AAA: or shift the background to #c9c9c9 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #253c41 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

#253c41 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #253c41
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 #253c41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/253c41-a2b6be-df4e7a-1f252d-e9f1ef?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