Color

#033dba

#033dba
hex#033dba
rgbrgb(3, 61, 186)
hslhsl(221, 97%, 37%)
oklchoklch(0.424 0.203 262.8)
Closest name: Denim (#2243b6)Relative luminance 0.069

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ba8003

#0398ba · #2403ba

#ba033d · #3dba03

Split-complementary

Open in tool →

#ba2403 · #98ba03

#ba0398 · #ba8003 · #03ba24

Contrast

#033dba as textRatioAAAA largeAAAFix
Aaon white
8.82:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #276afc as the text (4.55:1)
  • AAA: use #6394fd as the text (7.18:1)
  • AA: or shift the background to #bababa (4.55:1)
  • AAA: or shift the background to #e6e6e6 (7.07:1)

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

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

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

tool url/palettes/new/033dba-9ca4c4-df6b4e-211f2d-e9eff1?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