Color

#2d678f

#2d678f
hex#2d678f
rgbrgb(45, 103, 143)
hslhsl(204, 52%, 37%)
oklchoklch(0.494 0.088 241.8)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1224

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f552d

#2d8f86 · #2d378f

#8f2d68 · #688f2d

Split-complementary

Open in tool →

#8f2d37 · #8f862d

#862d8f · #8f552d · #378f2d

Contrast

#2d678f as textRatioAAAA largeAAAFix
Aaon white
6.09:1passpassfail
  • AAA: use #285d80 as the text (7.08:1)
Aaon black
3.45:1failpassfail
  • AA: use #367cab as the text (4.63:1)
  • AAA: use #589dca as the text (7.09:1)
  • AA: or shift the background to #dedede (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d678f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#2d678f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d678f
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 #2d678f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d678f-9cafc4-df4e5a-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