Color

#00089e

#00089e
hex#00089e
rgbrgb(0, 8, 158)
hslhsl(237, 100%, 31%)
oklchoklch(0.321 0.215 264.2)
Closest name: Everlasting Night (#000099)Relative luminance 0.0264

Colors that go with #00089e

Steel Blue, Cobalt Blue 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 →

#9e9600

#00579e · #47009e

#9e0008 · #089e00

Split-complementary

Open in tool →

#9e4700 · #579e00

#9e0057 · #9e9600 · #009e47

Contrast

#00089e as textRatioAAAA largeAAAFix
Aaon white
13.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #5c64ff as the text (4.72:1)
  • AAA: use #858bff as the text (7.13:1)
  • AA: or shift the background to #949494 (4.53:1)
  • AAA: or shift the background to #bababa (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00089e as the background.

Brands using this color

Fonts for this mood

#00089e reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00089e
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 #00089e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00089e-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