Color

#254e5b

#254e5b
hex#254e5b
rgbrgb(37, 78, 91)
hslhsl(194, 42%, 25%)
oklchoklch(0.4 0.051 221.1)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.066

Colors that go with #254e5b

Steel Blue, Teal 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 →

#5b3125

#255b4c · #25335b

#5b254e · #4e5b25

Split-complementary

Open in tool →

#5b2533 · #5b4c25

#4c255b · #5b3125 · #335b25

Contrast

#254e5b as textRatioAAAA largeAAAFix
Aaon white
9.05:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #3b7d91 as the text (4.53:1)
  • AAA: use #51a0b8 as the text (7.07:1)
  • AA: or shift the background to #b8b8b8 (4.56:1)
  • AAA: or shift the background to #e3e3e3 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #254e5b as the background.

Brands using this color

Fonts for this mood

#254e5b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #254e5b
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 #254e5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/254e5b-9cb6c4-df4e72-1f242d-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