Color

#9e101b

#9e101b
hex#9e101b
rgbrgb(158, 16, 27)
hslhsl(355, 82%, 34%)
oklchoklch(0.447 0.172 25.3)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.0772

Colors that go with #9e101b

Royal Blue, Teal and Champagne lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#109e92

#9e1063 · #9e4b10

#1b9e10 · #101b9e

Split-complementary

Open in tool →

#109e4b · #10639e

#639e10 · #109e92 · #4b109e

Contrast

#9e101b as textRatioAAAA largeAAAFix
Aaon white
8.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.54:1failfailfail
  • AA: use #e81728 as the text (4.58:1)
  • AAA: use #f06a76 as the text (7.03:1)
  • AA: or shift the background to #c2c2c2 (4.63:1)
  • AAA: or shift the background to #ededed (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9e101b as the background.

Brands using this color

Fonts for this mood

#9e101b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9e101b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #9e101b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9e101b-c49e9c-62cb8f-2d241f-f1e9ee?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