Color

#0e37ec

#0e37ec
hex#0e37ec
rgbrgb(14, 55, 236)
hslhsl(229, 89%, 49%)
oklchoklch(0.47 0.266 264.8)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0888

Colors that go with #0e37ec

Charcoal, Crimson and Amber 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 →

#ecc30e

#0ea6ec · #540eec

#ec0e37 · #37ec0e

Split-complementary

Open in tool →

#ec540e · #a6ec0e

#ec0ea6 · #ecc30e · #0eec54

Contrast

#0e37ec as textRatioAAAA largeAAAFix
Aaon white
7.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #4867f4 as the text (4.52:1)
  • AAA: use #788ff7 as the text (7.07:1)
  • AA: or shift the background to #c9c9c9 (4.57:1)
  • AAA: or shift the background to #f7f7f7 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0e37ec as the background.

Brands using this color

Fonts for this mood

#0e37ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0e37ec
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 #0e37ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0e37ec-9c9fc4-df7e4e-231f2d-e9eef1?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