Color

#2974a3

#2974a3
hex#2974a3
rgbrgb(41, 116, 163)
hslhsl(203, 60%, 40%)
oklchoklch(0.535 0.103 240.5)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1561

Colors that go with #2974a3

Charcoal, Royal Blue and Sienna 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 →

#a35829

#29a395 · #2937a3

#a32974 · #74a329

Split-complementary

Open in tool →

#a32937 · #a39529

#9529a3 · #a35829 · #37a329

Contrast

#2974a3 as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #215d83 as the text (7.1:1)
Aaon black
4.12:1failpassfail
  • AA: use #2c7daf as the text (4.66:1)
  • AAA: use #4b9fd2 as the text (7.19:1)
  • AA: or shift the background to #f2f2f2 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2974a3 as the background.

Brands using this color

Fonts for this mood

#2974a3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2974a3
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 #2974a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2974a3-9cb0c4-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