Graphite
Open in tool →A greyscale system with a single amber — the accent does all the work, so allow one per screen.
Color
#ecf4f9rgb(236, 244, 249)hsl(203, 52%, 95%)oklch(0.963 0.011 234.8)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 is the text near-black that reads cleanly against #ecf4f9 without the hard edge of pure #000.
Amber is paired with #ecf4f9 in 21 real palettes, including Binance's brand system and Trailhead, as the supporting colour.
47 real palettes, including Dropbox's brand system and Alaska Airlines's brand system put Blue beside #ecf4f9, as the accent.
Blue Violet is paired with #ecf4f9 in 12 real palettes, including Gemstone and ClickUp's brand system, as the supporting colour.
7 real palettes, including Estate and Rain Garden put Blush Pink beside #ecf4f9, as the accent.
5 real palettes, including Typewriter and Velvet put Brown beside #ecf4f9, as the accent.
5 real palettes, including Candlelight and Heinz's brand system put Burgundy beside #ecf4f9, as the lead colour.
Burlywood is paired with #ecf4f9 in 8 real palettes, including Coastal and Polaroid, as the accent.
| #ecf4f9 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.11:1 | fail | fail | fail | |
Aaon black | 18.87:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ecf4f9 as the background.
A greyscale system with a single amber — the accent does all the work, so allow one per screen.
Gold on midnight is the private-banking cue; the mint accent keeps it from feeling old-money stuffy.
Black on bone with a whisper of gold: the runway default that lets garments carry the color.
Bronze on charcoal signals premium listings; the silver accent handles secondary detail without adding color.
Black, gold and one deep red — the prestige cosmetics counter: all restraint and a single lipstick.
Sage and clay on unbleached white — the nothing-to-hide palette for ingredient-led skincare.
Glacier blue with a safety-orange accent: technical outdoor gear, not lifestyle.
A pure greyscale with a single electric blue — the portfolio palette that makes work look considered.
Slate blue with a copper accent — calm, professional, slightly editorial; suits consultancies and journals.
Deep pine on paper-white with a marmalade accent — a quiet, sustainable-brand palette that isn't beige.
Wet-stone green and pebble grey with a copper accent — an earth palette that leans cool, for outdoor and wellness.
Taupe, oat and a sage accent — the quiet earth palette: almost neutral, with just enough colour to feel alive.
Hot pink, cyan and acid yellow on near-black — cabinet-glow neon; the black surface is what makes the colours light up.
Three blues from ice to deep water on a pale surface — a monochromatic winter set with real depth.
Wet-leaf teal and moss with a soft peach — an overcast spring, calmer than the bright version and better for long reading.
Cyan and mid-blue on abyss navy with a foam highlight — the ocean at depth; the darker the surface, the brighter the water.
Greys on near-black — the monochrome dark mode; keep everything a tint of white and the layout does the talking.
Emerald, amethyst and ruby on velvet-black — the jewel-tone trio; the surface must be dark or the stones go plastic.
Deep sapphire and gold with a teal — old-money jewel tones on an ivory ground; heraldic without a crest.
Four warm greys from bark to oat — the neutral palette that photographs well and never argues with a product shot.
Grey-beige with a hint of olive — the interior-design neutral; the olive accent is the only thing that isn't a shade of nothing.
Dusty teal and mist with a sand accent — low chroma, low contrast between colours, high contrast for text: the recipe for calm.
#ecf4f9 reads as cool, light, clean. The font library is tagged with the same vocabulary:
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #ecf4f9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/ecf4f9-9cb0c4-df4e5d-1f222d-e9f1f0?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