Color

#0c254f

#0c254f
hex#0c254f
rgbrgb(12, 37, 79)
hslhsl(218, 74%, 18%)
oklchoklch(0.272 0.083 260.2)
Closest name: Dark Soul (#112255)Relative luminance 0.0197

Tints & shades

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

Harmonies

Complementary

Open in tool →

#50370c

#0c4750 · #150c50

#500c25 · #25500c

Split-complementary

Open in tool →

#50150c · #47500c

#500c47 · #50370c · #0c5015

Contrast

#0c254f as textRatioAAAA largeAAAFix
Aaon white
15.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #3373e1 as the text (4.68:1)
  • AAA: use #6897e8 as the text (7.18:1)
  • AA: or shift the background to #8f8f8f (4.66:1)
  • AAA: or shift the background to #b3b3b3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0c254f as the background.

Brands using this color

Fonts for this mood

#0c254f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c254f
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 #0c254f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c254f-9ca6c4-df644e-201f2d-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