Color

#2a7eb2

#2a7eb2
hex#2a7eb2
rgbrgb(42, 126, 178)
hslhsl(203, 62%, 43%)
oklchoklch(0.568 0.112 240.6)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1863

Colors that go with #2a7eb2

Charcoal, Crimson and Royal 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 →

#b25e2a

#2ab2a2 · #2a3ab2

#b22a7e · #7eb22a

Split-complementary

Open in tool →

#b22a3a · #b2a22a

#a22ab2 · #b25e2a · #3ab22a

Contrast

#2a7eb2 as textRatioAAAA largeAAAFix
Aaon white
4.44:1failpassfail
  • AA: use #297bae as the text (4.63:1)
  • AAA: use #1f5d84 as the text (7.1:1)
  • AA: or shift the background to #080808 (4.51:1)
Aaon black
4.73:1passpassfail
  • AAA: use #459dd3 as the text (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 #2a7eb2 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

#2a7eb2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a7eb2
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 #2a7eb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a7eb2-9cb0c4-df4e5d-1f222d-e9f1f0?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