Color

#2971d6

#2971d6
hex#2971d6
rgbrgb(41, 113, 214)
hslhsl(215, 68%, 50%)
oklchoklch(0.56 0.171 257.9)
Closest name: Royal Blue (#4169e1)Relative luminance 0.1714

Colors that go with #2971d6

Charcoal, Crimson and Amber 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 →

#d68e29

#29c8d6 · #3729d6

#d62971 · #71d629

Split-complementary

Open in tool →

#d63729 · #c8d629

#d629c8 · #d68e29 · #29d637

Contrast

#2971d6 as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #1f56a3 as the text (7.2:1)
Aaon black
4.43:1failpassfail
  • AA: use #2d74d7 as the text (4.59:1)
  • AAA: use #6599e2 as the text (7.21:1)
  • AA: or shift the background to #fafafa (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2971d6 as the background.

Brands using this color

Fonts for this mood

#2971d6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2971d6
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 #2971d6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2971d6-9ca8c4-df5d4e-201f2d-e9f0f1?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