Color

#001feb

#001feb
hex#001feb
rgbrgb(0, 31, 235)
hslhsl(232, 100%, 46%)
oklchoklch(0.441 0.284 264.2)
Closest name: Blue Overdose (#0020ef)Relative luminance 0.0698

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ebcb00

#0095eb · #5600eb

#eb001f · #1feb00

Split-complementary

Open in tool →

#eb5600 · #95eb00

#eb0095 · #ebcb00 · #00eb56

Contrast

#001feb as textRatioAAAA largeAAAFix
Aaon white
8.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #4d64ff as the text (4.58:1)
  • AAA: use #7a8cff as the text (7.02:1)
  • AA: or shift the background to #bababa (4.52:1)
  • AAA: or shift the background to #e6e6e6 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #001feb as the background.

Brands using this color

Fonts for this mood

#001feb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #001feb
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 #001feb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/001feb-9c9dc4-df864e-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