Color

#10205b

#10205b
hex#10205b
rgbrgb(16, 32, 91)
hslhsl(227, 70%, 21%)
oklchoklch(0.273 0.108 267.1)
Closest name: Dark Soul (#112255)Relative luminance 0.019

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b4b10

#10465b · #25105b

#5b1020 · #205b10

Split-complementary

Open in tool →

#5b2510 · #465b10

#5b1046 · #5b4b10 · #105b25

Contrast

#10205b as textRatioAAAA largeAAAFix
Aaon white
15.22:1passpasspassPasses AAA — no fix needed.
Aaon black
1.38:1failfailfail
  • AA: use #4d6de0 as the text (4.58:1)
  • AAA: use #7991e7 as the text (7.02:1)
  • AA: or shift the background to #8c8c8c (4.53:1)
  • AAA: or shift the background to #b0b0b0 (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 #10205b 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

#10205b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10205b
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 #10205b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10205b-9ca0c4-df7a4e-221f2d-e9eff1?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