Color
#2570bb
#2570bbrgb(37, 112, 187)hsl(210, 67%, 44%)oklch(0.538 0.138 252.1)Colors that go with #2570bb
Charcoal, Crimson 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 for #2570bb: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #2570bb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Blue #0000ff
shippedBlue is paired with #2570bb in 5 real palettes, including Readymag's brand system and Headspace's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #2570bb in 4 real palettes, including Fintech Trust and Console Light, as the accent — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #2570bb in 5 real palettes, including Fintech Trust and Open House, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Orange Red #ff4500
shippedOrange Red is paired with #2570bb in 6 real palettes, including PlanetScale's brand system and Substack's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #2570bb in 12 real palettes, including Astro's brand system and GitHub's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Tomato #ff6347
shippedTomato is paired with #2570bb in 4 real palettes, including Postman's brand system and Substack's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #2570bb
Tints & shades
Harmonies
Contrast
| #2570bb as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.1:1 | pass | pass | fail |
|
Aaon black | 4.11:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2570bb as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#2570bb reads as cool, vivid, technical. 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 #2570bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/2570bb-9cabc4-df514e-1f202d-e9f1f1?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