Color

#033b45

#033b45
hex#033b45
rgbrgb(3, 59, 69)
hslhsl(189, 92%, 14%)
oklchoklch(0.324 0.055 213.6)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0358

Tints & shades

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

Harmonies

Complementary

Open in tool →

#450d03

#03452e · #031a45

#45033b · #3b4503

Split-complementary

Open in tool →

#45031a · #452e03

#2e0345 · #450d03 · #1a4503

Contrast

#033b45 as textRatioAAAA largeAAAFix
Aaon white
12.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #068298 as the text (4.65:1)
  • AAA: use #08a3bf as the text (7:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #033b45 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

#033b45 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033b45
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 #033b45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033b45-a2b7be-df4e7e-1f252d-e9f1ee?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