Learning App
Open in tool →Green, blue and orange at full saturation: the gamified-learning look, where every color is a reward.
Color
#02aef7
#02aef7
hex
#02aef7rgb
rgb(2, 174, 247)hsl
hsl(198, 98%, 49%)oklch
oklch(0.712 0.156 237.5)Closest name: Cerulean (#55aaee)Relative luminance 0.37
Colors that go with #02aef7
Dark Orange, Charcoal and Midnight 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.
Dark Orange #ff8c00
complementaryshippedDark Orange sits directly opposite #02aef7 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #02aef7: softer than #000 and cool enough to feel like part of the same palette.
Midnight Blue #191970
shippedMidnight Blue is paired with #02aef7 in 4 real palettes, including Blue Mono and First Snow, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Orange Red #ff4500
shippedOrange Red is paired with #02aef7 in 5 real palettes, including Cursor's brand system and Heatwave, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #02aef7 in 5 real palettes, including Astro's brand system and Cursor's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
split-complementshippedGoldenrod is a split-complement of #02aef7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Blue #0000ff
shippedBlue is paired with #02aef7 in 3 real palettes, including Warp's brand system and Readymag'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 #02aef7 in 3 real palettes, including Terminal and Spotify's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #02aef7
Tints & shades
Harmonies
Contrast
| #02aef7 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.5:1 | fail | fail | fail | |
Aaon black | 8.4:1 | 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 #02aef7 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#02aef7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #02aef7
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 #02aef7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/02aef7-9cb3c4-df4e69-1f232d-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