# #3a98cb

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

## Values

- Hex: `#3a98cb`
- RGB: rgb(58, 152, 203)
- HSL: hsl(201, 58%, 51%)
- OKLCH: oklch(0.647 0.116 236.4)
- Relative luminance: 0.2767
- Nearest named color: Blue Burst (#309cd0, Δ 1.195) — https://brandsweets.com/colors/blue-burst
- Moods: cool, modern
- Page: https://brandsweets.com/colors/3a98cb

## Tints & shades

- Tints (toward white): #4ea2d0, #5eabd4, #72b5da, #86c0df, #9acae4, #aad3e9, #bfddee, #d3e8f3, #e3f0f8, #f7fbfd
- Shades (toward black): #318ab9, #2d7ea9, #286f95, #226081, #1e5471, #19455d, #133649, #0e2734, #0a1b24, #040c10

## Harmonies

- Complementary: #cb6c3a
- Analogous: #3acbb5, #3a4fcb
- Triadic: #cb3a98, #98cb3a
- Split-complementary: #cb3a4f, #cbb53a
- Tetradic: #b53acb, #cb6c3a, #4fcb3a

## Colors that go with #3a98cb

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 #3a98cb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/charcoal
- **Orange Red** #ff4500 [harmony, pool: split] — Orange Red is a split-complement of #3a98cb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Substack (https://brandsweets.com/colors/brands/substack-com), Figma (https://brandsweets.com/colors/brands/figma), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/orangered
- **Amber** #ffbf00 [pool] — Amber is paired with #3a98cb in 9 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
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #3a98cb: 5 real palettes, including Blue Mono and Hershey's's brand system, as the lead colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), 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). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #3a98cb in 7 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), Diner (https://brandsweets.com/palettes/vivid#diner), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #3a98cb in 4 real palettes, including Elastic's brand system and Learning App, as the lead colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #3a98cb: 8 real palettes, including Telegram's brand system and Snowflake AI Data Cloud's brand system, as the lead colour. Seen in: Telegram (https://brandsweets.com/colors/brands/telegram-org), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Remix (https://brandsweets.com/colors/brands/remix-run), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #3a98cb: 17 real palettes, including Gopro's brand system and Coca-Cola's brand system, as the lead colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Apple (https://brandsweets.com/colors/brands/apple-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.21:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2c7ba5 (4.68:1); AA: background → #292929 (4.53:1); AAA: text → #215d7d (7.18:1)
- On black (#000000): 6.53:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #469ece (7.04:1)

## Fonts for this mood

- 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/3a98cb-9cb1c4-df4e62-1f222d-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: "#3a98cb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.