Color

#0f045d

#0f045d
hex#0f045d
rgbrgb(15, 4, 93)
hslhsl(247, 92%, 19%)
oklchoklch(0.23 0.141 272.3)
Closest name: Ravenclaw (#0a0555)Relative luminance 0.0098

Tints & shades

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

Harmonies

Complementary

Open in tool →

#535d04

#04265d · #3b045d

#5d0e04 · #045d0e

Split-complementary

Open in tool →

#5d3b04 · #265d04

#5d0426 · #535d04 · #045d3b

Contrast

#0f045d as textRatioAAAA largeAAAFix
Aaon white
17.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.2:1failfailfail
  • AA: use #6f5df8 as the text (4.6:1)
  • AAA: use #9789fa as the text (7.27:1)
  • AA: or shift the background to #828282 (4.57:1)
  • AAA: or shift the background to #a6a6a6 (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 #0f045d 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

#0f045d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f045d
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 #0f045d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f045d-a59cc4-dfaa4e-271f2d-e9ecf1?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