Color

#271ae0

#271ae0
hex#271ae0
rgbrgb(39, 26, 224)
hslhsl(244, 79%, 49%)
oklchoklch(0.433 0.268 269.4)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0655

Colors that go with #271ae0

Charcoal, Crimson and Cobalt Blue 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 →

#d2e01a

#1a70e0 · #8a1ae0

#e0271a · #1ae027

Split-complementary

Open in tool →

#e08a1a · #70e01a

#e01a70 · #d2e01a · #1ae08a

Contrast

#271ae0 as textRatioAAAA largeAAAFix
Aaon white
9.09:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #6d64ed as the text (4.7:1)
  • AAA: use #948df2 as the text (7.35:1)
  • AA: or shift the background to #b8b8b8 (4.58:1)
  • AAA: or shift the background to #e3e3e3 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #271ae0 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

#271ae0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #271ae0
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 #271ae0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/271ae0-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