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.
Color
#100804
#100804
hex
#100804rgb
rgb(16, 8, 4)hsl
hsl(20, 60%, 4%)oklch
oklch(0.144 0.018 54.8)Closest name: Blackout (#0e0702)Relative luminance 0.0029
Colors that go with #100804
Charcoal, Amber and Blue 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black that reads cleanly against #100804 without the hard edge of pure #000.
Amber #ffbf00
shippedAmber is paired with #100804 in 14 real palettes, including Ember and Ahrefs's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Blue #0000ff
shippedBlue is paired with #100804 in 18 real palettes, including Pfizer's brand system and Robinhood's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Blue Violet #8a2be2
shippedBlue Violet is paired with #100804 in 10 real palettes, including Circuit and Render's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Brown #a52a2a
shippedBrown is paired with #100804 in 4 real palettes, including Velvet and Garnet, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #100804 in 5 real palettes, including Estate and Diner, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Champagne #f7e7ce
shippedChampagne is paired with #100804 in 9 real palettes, including Midnight Luxe and Sweetgreen's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Chocolate #d2691e
shippedChocolate is paired with #100804 in 4 real palettes, including OktaOkta on YoutubeOkta on XOkta on LinkedIn's brand system and Farmers Market, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #100804
Tints & shades
Harmonies
Contrast
| #100804 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 19.84:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.06:1 | 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 #100804 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#100804 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #100804
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #100804 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/100804-c4ae9c-62cbbb-2d2a1f-f1e9eb?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