Color

#024a55

#024a55
hex#024a55
rgbrgb(2, 74, 85)
hslhsl(188, 95%, 17%)
oklchoklch(0.376 0.065 211.8)
Closest name: Cold and Dark (#154250)Relative luminance 0.0557

Colors that go with #024a55

Steel Blue, Teal and Rust 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 →

#550d02

#025536 · #022055

#55024a · #4a5502

Split-complementary

Open in tool →

#550220 · #553602

#360255 · #550d02 · #205502

Contrast

#024a55 as textRatioAAAA largeAAAFix
Aaon white
9.94:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #048295 as the text (4.63:1)
  • AAA: use #05a4bd as the text (7.05:1)
  • AA: or shift the background to #b0b0b0 (4.58:1)
  • AAA: or shift the background to #d9d9d9 (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 #024a55 as the background.

Brands using this color

Fonts for this mood

#024a55 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #024a55
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 #024a55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/024a55-a2b7be-df4e81-1f252d-e9f1ee?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