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
#100d09
#100d09
hex
#100d09rgb
rgb(16, 13, 9)hsl
hsl(34, 28%, 5%)oklch
oklch(0.161 0.01 75.1)Closest name: Balsamico (#130d07)Relative luminance 0.0042
Tints & shades
Harmonies
Contrast
| #100d09 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 19.38:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.08:1 | 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 #100d09 as the background.
Brands using this color
- Robinhoodtext · #110e08 · Δ0.563
- Wisetext · #0e0f0c · Δ0.848
- Asanatext · #0d0d0d · Δ0.989
- Rendertext · #0d0d0d · Δ0.989
- Twitchtext · #0e0e10 · Δ1.378
- Lineartext · #0d0e10 · Δ1.427
- Coinbasetext · #0a0b0d · Δ1.858
- American Expresstext · #111111 · Δ1.896
- Behancetext · #111111 · Δ1.896
- Calmtext · #111111 · Δ1.896
- Intercomtext · #111111 · Δ1.896
- Klarna UStext · #111111 · Δ1.896
- Mirotext · #111111 · Δ1.896
- Paddletext · #111111 · Δ1.896
- PayPaltext · #111111 · Δ1.896
- Plaidtext · #111111 · Δ1.896
- PostHogtext · #111111 · Δ1.896
- Reddittext · #111111 · Δ1.896
- Remixtext · #111111 · Δ1.896
- Replittext · #111111 · Δ1.896
- Verceltext · #111111 · Δ1.896
- Buntext · #0a0a0a · Δ1.912
- Framertext · #0a0a0a · Δ1.912
Palettes built around it
Circuit
Open in tool →Violet plus cyan is the current AI-product signal — pair it with pure black type to keep it from going candy.
Neobank
Open in tool →Purple-and-lime is the challenger-bank uniform — high energy, and clearly not a legacy bank.
Streetwear
Open in tool →Black, white, red, yellow — drop-culture signal colors, unmissable at thumbnail size.
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
#100d09 reads as warm, muted, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #100d09
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 #100d09 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/100d09-c4b79c-62c2cb-2d2d1f-f1eae9?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