Color

#033f5e

#033f5e
hex#033f5e
rgbrgb(3, 63, 94)
hslhsl(200, 94%, 19%)
oklchoklch(0.35 0.077 239.1)
Closest name: Maniac Mansion (#004058)Relative luminance 0.0438

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5e2103

#035e4f · #03125e

#5e0340 · #405e03

Split-complementary

Open in tool →

#5e0312 · #5e4f03

#4f035e · #5e2103 · #125e03

Contrast

#033f5e as textRatioAAAA largeAAAFix
Aaon white
11.19:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #067cb7 as the text (4.57:1)
  • AAA: use #079de9 as the text (7.01:1)
  • AA: or shift the background to #a6a6a6 (4.6:1)
  • AAA: or shift the background to #cfcfcf (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #033f5e 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

#033f5e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033f5e
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 #033f5e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033f5e-9cb2c4-df4e64-1f232d-e9f1f0?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