Color

#030b7d

#030b7d
hex#030b7d
rgbrgb(3, 11, 125)
hslhsl(236, 95%, 25%)
oklchoklch(0.278 0.177 265.1)
Closest name: navy (#000080)Relative luminance 0.0174

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c7403

#03487c · #38037c

#7c030b · #0b7c03

Split-complementary

Open in tool →

#7c3803 · #487c03

#7c0348 · #7c7403 · #037c38

Contrast

#030b7d as textRatioAAAA largeAAAFix
Aaon white
15.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #5b66fb as the text (4.74:1)
  • AAA: use #838bfc as the text (7.06:1)
  • AA: or shift the background to #8a8a8a (4.51:1)
  • AAA: or shift the background to #b0b0b0 (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 #030b7d 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

#030b7d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030b7d
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 #030b7d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030b7d-9e9cc4-df8f4e-241f2d-e9eef1?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