Color

#2f18dc

#2f18dc
hex#2f18dc
rgbrgb(47, 24, 220)
hslhsl(247, 80%, 48%)
oklchoklch(0.431 0.263 271.5)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0642

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5dc18

#1864dc · #9118dc

#dc2f18 · #18dc2f

Split-complementary

Open in tool →

#dc9118 · #64dc18

#dc1864 · #c5dc18 · #18dc91

Contrast

#2f18dc as textRatioAAAA largeAAAFix
Aaon white
9.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #7363ee as the text (4.75:1)
  • AAA: use #9488f2 as the text (7.06:1)
  • AA: or shift the background to #b8b8b8 (4.63:1)
  • AAA: or shift the background to #e3e3e3 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f18dc 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

#2f18dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f18dc
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 #2f18dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f18dc-a59cc4-dfaa4e-271f2d-e9ecf1?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