# #0491d2

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#0491d2`
- RGB: rgb(4, 145, 210)
- HSL: hsl(199, 96%, 42%)
- OKLCH: oklch(0.625 0.14 239)
- Relative luminance: 0.2493
- Nearest named color: Blue Burst (#309cd0, Δ 3.737) — https://brandsweets.com/colors/blue-burst
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0491d2

## Tints & shades

- Tints (toward white): #05a5f0, #14b1fa, #32bbfb, #4bc4fb, #69cdfc, #87d7fd, #a0e0fd, #beeafe, #d7f2fe, #f5fcff
- Shades (toward black): #0483be, #0375aa, #036b9b, #035d87, #024f73, #02425f, #02344b, #01293c, #011c28, #000e14

## Harmonies

- Complementary: #d24504
- Analogous: #04d2ac, #042ad2
- Triadic: #d20491, #91d204
- Split-complementary: #d2042a, #d2ac04
- Tetradic: #ac04d2, #d24504, #2ad204

## Colors that go with #0491d2

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #0491d2: softer than #000 and cool enough to feel like part of the same palette. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Lido (https://brandsweets.com/palettes/vivid#lido), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Red** #ff0000 [harmony, pool: split] — Red is a split-complement of #0491d2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wired (https://brandsweets.com/colors/brands/wired-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Databricks (https://brandsweets.com/colors/brands/databricks-com), Nike (https://brandsweets.com/colors/brands/nike-com). — https://brandsweets.com/colors/red
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #0491d2 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Notion (https://brandsweets.com/colors/brands/notion), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Amber** #ffbf00 [pool] — Amber is paired with #0491d2 in 11 real palettes, including Beach Hut and Wired's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wired (https://brandsweets.com/colors/brands/wired-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Readymag's brand system and Unity's brand system put Blue beside #0491d2, as the supporting colour. Seen in: Readymag (https://brandsweets.com/colors/brands/readymag-com), Unity (https://brandsweets.com/colors/brands/unity-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #0491d2: 7 real palettes, including Hershey's's brand system and Glacier, as the supporting colour. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier), General Mills (https://brandsweets.com/colors/brands/generalmills-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #0491d2 in 10 real palettes, including NASCAR's brand system and Retro Pop, as the supporting colour. Seen in: NASCAR (https://brandsweets.com/colors/brands/nascar-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #0491d2: 9 real palettes, including Telegram's brand system and Patreon's brand system, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Patreon (https://brandsweets.com/colors/brands/patreon-com), Astro (https://brandsweets.com/colors/brands/astro-build), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/deepskyblue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 3.51:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #047cb4 (4.62:1); AA: background → #212121 (4.59:1); AAA: text → #035d87 (7.19:1)
- On black (#000000): 5.99:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #059fe6 (7.11:1)

## Brands using this color

- **Telegram** — secondary #318fd3 (Δ 1.486) — https://brandsweets.com/colors/brands/telegram-org
- **Gopro** — secondary #0097d6 (Δ 1.682) — https://brandsweets.com/colors/brands/gopro-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/0491d2-9cb3c4-df4e66-1f232d-e9f1f0?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#0491d2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.