Color

#3d628f

#3d628f
hex#3d628f
rgbrgb(61, 98, 143)
hslhsl(213, 40%, 40%)
oklchoklch(0.489 0.084 254.1)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1171

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f6a3d

#3d8b8f · #413d8f

#8f3d62 · #628f3d

Split-complementary

Open in tool →

#8f413d · #8b8f3d

#8f3d8b · #8f6a3d · #3d8f41

Contrast

#3d628f as textRatioAAAA largeAAAFix
Aaon white
6.28:1passpassfail
  • AAA: use #375881 as the text (7.3:1)
Aaon black
3.34:1failpassfail
  • AA: use #4b78af as the text (4.6:1)
  • AAA: use #7498c3 as the text (7.02:1)
  • AA: or shift the background to #dbdbdb (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 #3d628f 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

#3d628f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d628f
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 #3d628f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d628f-9ca9c4-df584e-1f202d-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