Color

#034353

#034353
hex#034353
rgbrgb(3, 67, 83)
hslhsl(192, 93%, 17%)
oklchoklch(0.355 0.064 220.8)
Closest name: Cold and Dark (#154250)Relative luminance 0.0466

Colors that go with #034353

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 →

#541303

#03543b · #031b54

#540344 · #445403

Split-complementary

Open in tool →

#54031b · #543b03

#3b0354 · #541303 · #1b5403

Contrast

#034353 as textRatioAAAA largeAAAFix
Aaon white
10.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #067f9d as the text (4.53:1)
  • AAA: use #07a3ca as the text (7.1:1)
  • AA: or shift the background to #a8a8a8 (4.57:1)
  • AAA: or shift the background to #d1d1d1 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #034353 as the background.

Brands using this color

Fonts for this mood

#034353 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #034353
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 #034353 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/034353-a2b5be-df4e77-1f242d-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