Heatwave
Open in tool →Blaze orange and hot yellow with one cold blue — the high-noon palette; use the blue where the eye needs to rest.
Color
#2495ffrgb(36, 149, 255)hsl(209, 100%, 57%)oklch(0.664 0.184 252.1)Amber, Blue and Charcoal 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.
Amber is paired with #2495ff in 8 real palettes, including Heatwave and Blueprint, as the supporting colour.
9 real palettes, including Unity's brand system and Readymag's brand system put Blue beside #2495ff, as the supporting colour.
Charcoal is the text near-black for #2495ff: softer than #000 and cool enough to feel like part of the same palette.
Designers have shipped Cobalt Blue with #2495ff: 4 real palettes, including Blue Mono and Carrefour's brand system, as the lead colour.
Dark Orange shows up next to #2495ff in 4 real palettes, including Playground and Elastic's brand system, as the lead colour.
Designers have shipped Deep Sky Blue with #2495ff: 5 real palettes, including Figma's brand system and Patreon's brand system.
Designers have shipped Denim with #2495ff: 12 real palettes, including Apple's brand system and Coursera's brand system, as the accent.
Dark Goldenrod sits directly opposite #2495ff on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
| #2495ff as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.08:1 | fail | pass | fail | |
Aaon black | 6.82:1 | pass | 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 #2495ff as the background.
#2495ff 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 #2495ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/2495ff-9cacc4-df4e4e-1f212d-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