Color

#037bfc

#037bfc
hex#037bfc
rgbrgb(3, 123, 252)
hslhsl(211, 98%, 50%)
oklchoklch(0.603 0.213 257)
Closest name: Azure (#007fff)Relative luminance 0.2121

Colors that go with #037bfc

Charcoal, Crimson and Copper 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 →

#fc8403

#03f8fc · #0703fc

#fc037b · #7bfc03

Split-complementary

Open in tool →

#fc0703 · #f8fc03

#fc03f8 · #fc8403 · #03fc07

Contrast

#037bfc as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #0271e8 as the text (4.64:1)
  • AAA: use #0256b1 as the text (7.07:1)
  • AA: or shift the background to #141414 (4.6:1)
Aaon black
5.24:1passpassfail
  • AAA: use #3a98fd as the text (7.09:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/037bfc-9cabc4-df534e-1f202d-e9f1f1?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