Color

#1037ad

#1037ad
hex#1037ad
rgbrgb(16, 55, 173)
hslhsl(225, 83%, 37%)
oklchoklch(0.402 0.192 264.5)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0586

Colors that go with #1037ad

Charcoal, Sea Green and Steel 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 →

#ad8610

#1086ad · #3710ad

#ad1037 · #37ad10

Split-complementary

Open in tool →

#ad3710 · #86ad10

#ad1086 · #ad8610 · #10ad37

Contrast

#1037ad as textRatioAAAA largeAAAFix
Aaon white
9.67:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #406bed as the text (4.54:1)
  • AAA: use #7393f2 as the text (7.18:1)
  • AA: or shift the background to #b3b3b3 (4.61:1)
  • AAA: or shift the background to #dedede (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1037ad as the background.

Brands using this color

Fonts for this mood

#1037ad reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1037ad
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 #1037ad and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1037ad-9ca1c4-df754e-221f2d-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