Color

#0135ef

#0135ef
hex#0135ef
rgbrgb(1, 53, 239)
hslhsl(227, 99%, 47%)
oklchoklch(0.469 0.272 264.1)
Closest name: Blue Overdose (#0020ef)Relative luminance 0.0878

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#efbb01

#01abef · #4401ef

#ef0135 · #35ef01

Split-complementary

Open in tool →

#ef4401 · #abef01

#ef01ab · #efbb01 · #01ef44

Contrast

#0135ef as textRatioAAAA largeAAAFix
Aaon white
7.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #3e68fe as the text (4.62:1)
  • AAA: use #7190fe as the text (7.12:1)
  • AA: or shift the background to #c7c7c7 (4.51:1)
  • AAA: or shift the background to #f7f7f7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0135ef 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

#0135ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0135ef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0135ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0135ef-9ca0c4-df7a4e-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