Color

#080f91

#080f91
hex#080f91
rgbrgb(8, 15, 145)
hslhsl(237, 90%, 30%)
oklchoklch(0.311 0.196 265.9)
Closest name: Everlasting Night (#000099)Relative luminance 0.0244

Colors that go with #080f91

Steel Blue, 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 →

#918a08

#085391 · #460891

#91080f · #0f9108

Split-complementary

Open in tool →

#914608 · #539108

#910853 · #918a08 · #089146

Contrast

#080f91 as textRatioAAAA largeAAAFix
Aaon white
14.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #5a62f6 as the text (4.51:1)
  • AAA: use #868cf9 as the text (7.13:1)
  • AA: or shift the background to #949494 (4.65:1)
  • AAA: or shift the background to #b8b8b8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #080f91 as the background.

Brands using this color

Fonts for this mood

#080f91 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #080f91
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 #080f91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/080f91-9f9cc4-df924e-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