Color

#037ea0

#037ea0
hex#037ea0
rgbrgb(3, 126, 160)
hslhsl(193, 96%, 32%)
oklchoklch(0.552 0.104 225.3)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1748

Colors that go with #037ea0

Charcoal, Crimson and Royal 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 →

#a02503

#03a074 · #0330a0

#a0037e · #7ea003

Split-complementary

Open in tool →

#a00330 · #a07403

#7403a0 · #a02503 · #30a003

Contrast

#037ea0 as textRatioAAAA largeAAAFix
Aaon white
4.67:1passpassfail
  • AAA: use #025e78 as the text (7.3:1)
Aaon black
4.5:1failpassfail
  • AA: use #0382a5 as the text (4.74:1)
  • AAA: use #04a5d2 as the text (7.32:1)
  • AA: or shift the background to #fcfcfc (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #037ea0 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

#037ea0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #037ea0
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 #037ea0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/037ea0-a2b5be-df4e75-1f242d-e9f1ef?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