Color

#133e76

#133e76
hex#133e76
rgbrgb(19, 62, 118)
hslhsl(214, 72%, 27%)
oklchoklch(0.368 0.107 256.7)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0489

Colors that go with #133e76

Crimson, Teal and Blue 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 →

#764b13

#137076 · #1a1376

#76133e · #3e7613

Split-complementary

Open in tool →

#761a13 · #707613

#761370 · #764b13 · #13761a

Contrast

#133e76 as textRatioAAAA largeAAAFix
Aaon white
10.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #2473db as the text (4.55:1)
  • AAA: use #5d98e5 as the text (7.09:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #133e76 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

#133e76 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #133e76
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 #133e76 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/133e76-9ca9c4-df5a4e-1f1f2d-e9f0f1?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