Color

#1c151e

#1c151e
hex#1c151e
rgbrgb(28, 21, 30)
hslhsl(287, 18%, 10%)
oklchoklch(0.208 0.02 318.6)
Closest name: Violet Void (#1a161d)Relative luminance 0.0088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#171e15

#18151e · #1e151b

#1e1c15 · #151e1c

Split-complementary

Open in tool →

#1b1e15 · #151e18

#1e1815 · #171e15 · #151b1e

Contrast

#1c151e as textRatioAAAA largeAAAFix
Aaon white
17.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #8d6996 as the text (4.59:1)
  • AAA: use #a88db0 as the text (7.1:1)
  • AA: or shift the background to #808080 (4.52:1)
  • AAA: or shift the background to #a3a3a3 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c151e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1c151e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c151e
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 #1c151e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c151e-bd9fc1-abcb62-2d1f2a-ece9f1?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