Color

#101451

#101451
hex#101451
rgbrgb(16, 20, 81)
hslhsl(236, 67%, 19%)
oklchoklch(0.238 0.109 271.9)
Closest name: Interstellar Blue (#001155)Relative luminance 0.012

Tints & shades

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

Harmonies

Complementary

Open in tool →

#514d10

#103551 · #2c1051

#511014 · #145110

Split-complementary

Open in tool →

#512c10 · #355110

#511035 · #514d10 · #10512c

Contrast

#101451 as textRatioAAAA largeAAAFix
Aaon white
16.92:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #616ae0 as the text (4.65:1)
  • AAA: use #888ee7 as the text (7.07:1)
  • AA: or shift the background to #858585 (4.59:1)
  • AAA: or shift the background to #a8a8a8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #101451 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

#101451 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101451
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 #101451 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101451-9e9cc4-df8f4e-241f2d-e9eef1?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