Color

#0f00e6

#0f00e6
hex#0f00e6
rgbrgb(15, 0, 230)
hslhsl(244, 100%, 45%)
oklchoklch(0.421 0.288 265.3)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0581

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d6e600

#0063e6 · #8200e6

#e60f00 · #00e60f

Split-complementary

Open in tool →

#e68200 · #63e600

#e60063 · #d6e600 · #00e682

Contrast

#0f00e6 as textRatioAAAA largeAAAFix
Aaon white
9.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #675cff as the text (4.55:1)
  • AAA: use #928aff as the text (7.3:1)
  • AA: or shift the background to #b3b3b3 (4.63:1)
  • AAA: or shift the background to #dbdbdb (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f00e6 as the background.

Brands using this color

Fonts for this mood

#0f00e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f00e6
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 #0f00e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f00e6-a39cc4-dfa24e-261f2d-e9edf1?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