Color

#033d4e

#033d4e
hex#033d4e
rgbrgb(3, 61, 78)
hslhsl(194, 93%, 16%)
oklchoklch(0.335 0.061 224.2)
Closest name: Maniac Mansion (#004058)Relative luminance 0.0391

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4f1503

#034f3b · #03174f

#4f033d · #3d4f03

Split-complementary

Open in tool →

#4f0317 · #4f3b03

#3b034f · #4f1503 · #174f03

Contrast

#033d4e as textRatioAAAA largeAAAFix
Aaon white
11.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #067ea2 as the text (4.51:1)
  • AAA: use #08a4d4 as the text (7.27:1)
  • AA: or shift the background to #a1a1a1 (4.56:1)
  • AAA: or shift the background to #c9c9c9 (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 #033d4e 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

#033d4e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033d4e
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 #033d4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033d4e-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