Color

#10477e

#10477e
hex#10477e
rgbrgb(16, 71, 126)
hslhsl(210, 77%, 28%)
oklchoklch(0.395 0.108 252.7)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0612

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7e4710

#107e7e · #10107e

#7e1047 · #477e10

Split-complementary

Open in tool →

#7e1010 · #7e7e10

#7e107e · #7e4710 · #107e10

Contrast

#10477e as textRatioAAAA largeAAAFix
Aaon white
9.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #1b75d0 as the text (4.5:1)
  • AAA: use #4a99e8 as the text (7.01:1)
  • AA: or shift the background to #b3b3b3 (4.5:1)
  • AAA: or shift the background to #dedede (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 #10477e 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

#10477e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10477e
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 #10477e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10477e-9cabc4-df514e-1f202d-e9f1f1?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