Color

#0f478f

#0f478f
hex#0f478f
rgbrgb(15, 71, 143)
hslhsl(214, 81%, 31%)
oklchoklch(0.407 0.132 257.3)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0659

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f580f

#0f878f · #180f8f

#8f0f47 · #478f0f

Split-complementary

Open in tool →

#8f180f · #878f0f

#8f0f87 · #8f580f · #0f8f18

Contrast

#0f478f as textRatioAAAA largeAAAFix
Aaon white
9.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #1872e7 as the text (4.6:1)
  • AAA: use #5999ee as the text (7.22:1)
  • AA: or shift the background to #b8b8b8 (4.57:1)
  • AAA: or shift the background to #e3e3e3 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f478f 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

#0f478f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f478f
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 #0f478f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f478f-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