Color

#01259d

#01259d
hex#01259d
rgbrgb(1, 37, 157)
hslhsl(226, 99%, 31%)
oklchoklch(0.351 0.194 263.9)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0376

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9d7901

#01749d · #2b019d

#9d0125 · #259d01

Split-complementary

Open in tool →

#9d2b01 · #749d01

#9d0174 · #9d7901 · #019d2b

Contrast

#01259d as textRatioAAAA largeAAAFix
Aaon white
11.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #3967fe as the text (4.55:1)
  • AAA: use #7192fe as the text (7.24:1)
  • AA: or shift the background to #a1a1a1 (4.64:1)
  • AAA: or shift the background to #c7c7c7 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01259d as the background.

Brands using this color

Fonts for this mood

#01259d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01259d
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 #01259d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01259d-9ca1c4-df774e-221f2d-e9eff1?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