Color

#033c87

#033c87
hex#033c87
rgbrgb(3, 60, 135)
hslhsl(214, 96%, 27%)
oklchoklch(0.373 0.137 258.4)
Closest name: Deep Space Royal (#223382)Relative luminance 0.05

Tints & shades

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

Harmonies

Complementary

Open in tool →

#874e03

#037e87 · #0c0387

#87033c · #3c8703

Split-complementary

Open in tool →

#870c03 · #7e8703

#87037e · #874e03 · #03870c

Contrast

#033c87 as textRatioAAAA largeAAAFix
Aaon white
10.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #056df5 as the text (4.51:1)
  • AAA: use #4b97fb as the text (7.12:1)
  • AA: or shift the background to #ababab (4.57:1)
  • AAA: or shift the background to #d4d4d4 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #033c87 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#033c87 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033c87
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 #033c87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033c87-9ca9c4-df5a4e-1f1f2d-e9f0f1?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