Color

#102d41

#102d41
hex#102d41
rgbrgb(16, 45, 65)
hslhsl(204, 60%, 16%)
oklchoklch(0.286 0.051 241.7)
Closest name: Eternal Darkness (#1c2841)Relative luminance 0.0237

Tints & shades

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

Harmonies

Complementary

Open in tool →

#412410

#10413c · #101541

#41102e · #2e4110

Split-complementary

Open in tool →

#411015 · #413c10

#3c1041 · #412410 · #154110

Contrast

#102d41 as textRatioAAAA largeAAAFix
Aaon white
14.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #2c7baf as the text (4.56:1)
  • AAA: use #509fd3 as the text (7.24:1)
  • AA: or shift the background to #919191 (4.52:1)
  • AAA: or shift the background to #b8b8b8 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #102d41 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

#102d41 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #102d41
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 #102d41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/102d41-9cafc4-df4e5a-1f222d-e9f1f0?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