Color

#0b057f

#0b057f
hex#0b057f
rgbrgb(11, 5, 127)
hslhsl(243, 92%, 26%)
oklchoklch(0.278 0.181 267.3)
Closest name: navy (#000080)Relative luminance 0.0171

Tints & shades

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

Harmonies

Complementary

Open in tool →

#797f05

#053c7f · #48057f

#7f0b05 · #057f0b

Split-complementary

Open in tool →

#7f4805 · #3c7f05

#7f053c · #797f05 · #057f48

Contrast

#0b057f as textRatioAAAA largeAAAFix
Aaon white
15.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.34:1failfailfail
  • AA: use #6a62f8 as the text (4.72:1)
  • AAA: use #8f89fa as the text (7.13:1)
  • AA: or shift the background to #8a8a8a (4.53:1)
  • AAA: or shift the background to #b0b0b0 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b057f 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

#0b057f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b057f
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 #0b057f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b057f-a39cc4-dfa04e-261f2d-e9edf1?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