Color

#034b63

#034b63
hex#034b63
rgbrgb(3, 75, 99)
hslhsl(195, 94%, 20%)
oklchoklch(0.386 0.074 228.3)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0595

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#631b03

#03634b · #031b63

#63034b · #4b6303

Split-complementary

Open in tool →

#63031b · #634b03

#4b0363 · #631b03 · #1b6303

Contrast

#034b63 as textRatioAAAA largeAAAFix
Aaon white
9.59:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #057fa8 as the text (4.61:1)
  • AAA: use #07a1d5 as the text (7.07:1)
  • AA: or shift the background to #b3b3b3 (4.57:1)
  • AAA: or shift the background to #dedede (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #034b63 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

#034b63 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #034b63
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #034b63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/034b63-9cb5c4-df4e70-1f242d-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