Color

#01037e

#01037e
hex#01037e
rgbrgb(1, 3, 126)
hslhsl(239, 98%, 25%)
oklchoklch(0.271 0.184 264.4)
Closest name: navy (#000080)Relative luminance 0.0158

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e7c01

#01427e · #3e017e

#7e0103 · #037e01

Split-complementary

Open in tool →

#7e3e01 · #427e01

#7e0142 · #7e7c01 · #017e3e

Contrast

#01037e as textRatioAAAA largeAAAFix
Aaon white
15.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #5d60fd as the text (4.56:1)
  • AAA: use #8b8dfe as the text (7.34:1)
  • AA: or shift the background to #8a8a8a (4.62:1)
  • AAA: or shift the background to #adadad (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01037e 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

#01037e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01037e
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 #01037e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01037e-a09cc4-df964e-251f2d-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