Color

#034253

#034253
hex#034253
rgbrgb(3, 66, 83)
hslhsl(193, 93%, 17%)
oklchoklch(0.352 0.064 222.5)
Closest name: Cold and Dark (#154250)Relative luminance 0.0454

Colors that go with #034253

Crimson, Denim and Teal 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 →

#541503

#03543d · #031a54

#540342 · #425403

Split-complementary

Open in tool →

#54031a · #543d03

#3d0354 · #541503 · #1a5403

Contrast

#034253 as textRatioAAAA largeAAAFix
Aaon white
11.01:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #0680a2 as the text (4.62:1)
  • AAA: use #07a4cf as the text (7.22:1)
  • AA: or shift the background to #a6a6a6 (4.52:1)
  • AAA: or shift the background to #cfcfcf (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 #034253 as the background.

Brands using this color

Fonts for this mood

#034253 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #034253
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 #034253 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/034253-a2b5be-df4e75-1f242d-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