Color

#102451

#102451
hex#102451
rgbrgb(16, 36, 81)
hslhsl(222, 67%, 19%)
oklchoklch(0.273 0.087 263.6)
Closest name: Dark Soul (#112255)Relative luminance 0.0197

Tints & shades

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

Harmonies

Complementary

Open in tool →

#513d10

#104451 · #1d1051

#511023 · #235110

Split-complementary

Open in tool →

#511d10 · #445110

#511044 · #513d10 · #10511d

Contrast

#102451 as textRatioAAAA largeAAAFix
Aaon white
15.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #4471da as the text (4.62:1)
  • AAA: use #7294e3 as the text (7.06:1)
  • AA: or shift the background to #8f8f8f (4.66:1)
  • AAA: or shift the background to #b3b3b3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #102451 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

#102451 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #102451
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 #102451 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/102451-9ca3c4-df6e4e-211f2d-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