Color

#01174b

#01174b
hex#01174b
rgbrgb(1, 23, 75)
hslhsl(222, 97%, 15%)
oklchoklch(0.23 0.101 262)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0113

Colors that go with #01174b

Blue Violet, Charcoal and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b3501

#013d4b · #10014b

#4b0117 · #174b01

Split-complementary

Open in tool →

#4b1001 · #3d4b01

#4b013d · #4b3501 · #014b10

Contrast

#01174b as textRatioAAAA largeAAAFix
Aaon white
17.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #2c6afc as the text (4.57:1)
  • AAA: use #6895fd as the text (7.31:1)
  • AA: or shift the background to #858585 (4.64:1)
  • AAA: or shift the background to #a6a6a6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01174b as the background.

Brands using this color

Fonts for this mood

#01174b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01174b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #01174b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01174b-9ca3c4-df6e4e-211f2d-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