Tabloid
Open in tool →Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product.
Color
#100f0f
#100f0f
hex
#100f0frgb
rgb(16, 15, 15)hsl
hsl(0, 3%, 6%)oklch
oklch(0.17 0.002 17.3)Closest name: Black Sheep (#0f0d0d)Relative luminance 0.0049
Tints & shades
Harmonies
Contrast
| #100f0f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 19.14:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.1:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #100f0f as the background.
Brands using this color
- Twitchtext · #0e0e10 · Δ0.669
- Wisetext · #0e0f0c · Δ0.782
- Lineartext · #0d0e10 · Δ0.814
- American Expresstext · #111111 · Δ0.819
- Behancetext · #111111 · Δ0.819
- Calmtext · #111111 · Δ0.819
- Intercomtext · #111111 · Δ0.819
- Klarna UStext · #111111 · Δ0.819
- Mirotext · #111111 · Δ0.819
- Paddletext · #111111 · Δ0.819
- PayPaltext · #111111 · Δ0.819
- Plaidtext · #111111 · Δ0.819
- PostHogtext · #111111 · Δ0.819
- Reddittext · #111111 · Δ0.819
- Remixtext · #111111 · Δ0.819
- Replittext · #111111 · Δ0.819
- Verceltext · #111111 · Δ0.819
- Asanatext · #0d0d0d · Δ1.068
- Rendertext · #0d0d0d · Δ1.068
- Robinhoodtext · #110e08 · Δ1.331
- Lemon Squeezytext · #121217 · Δ1.815
Palettes built around it
Terminal
Open in tool →Green for success, blue for links, pink for emphasis — the dark-mode developer family, tuned to sit on near-black without glare.
Neobank
Open in tool →Purple-and-lime is the challenger-bank uniform — high energy, and clearly not a legacy bank.
Noir Beauty
Open in tool →Black, gold and one deep red — the prestige cosmetics counter: all restraint and a single lipstick.
Ember
Open in tool →Flame orange on charcoal — the sports and energy palette; one accent yellow for stats and highlights.
Fonts for this mood
#100f0f reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #100f0f
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #100f0f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/100f0f-a2beb0-c859d4-1f2d2b-eaf1e9?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md