# #5a99f2

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

## Values

- Hex: `#5a99f2`
- RGB: rgb(90, 153, 242)
- HSL: hsl(215, 85%, 65%)
- OKLCH: oklch(0.681 0.148 257.3)
- Relative luminance: 0.3137
- Nearest named color: cornflowerblue (#6495ed, Δ 1.362) — https://brandsweets.com/colors/cornflowerblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/5a99f2

## Tints & shades

- Tints (toward white): #68a2f3, #7badf4, #89b6f5, #97bff7, #aacbf8, #b8d3f9, #c6dcfa, #d5e5fc, #e7f0fd, #f6f9fe
- Shades (toward black): #3e88ef, #2176ed, #1267de, #105ac1, #0d4da5, #0b3d84, #083068, #06234b, #04162f, #020913

## Harmonies

- Complementary: #f2b25a
- Analogous: #5ae5f2, #675af2
- Triadic: #f25a99, #99f25a
- Split-complementary: #f2675a, #e5f25a
- Tetradic: #f25ae5, #f2b25a, #5af267

## Colors that go with #5a99f2

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 #5a99f2: softer than #000 and cool enough to feel like part of the same palette. Seen in: Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Lido (https://brandsweets.com/palettes/vivid#lido), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #5a99f2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/mediumseagreen
- **Tomato** #ff6347 [harmony, pool: triadic] — Tomato completes a triad with #5a99f2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Replit (https://brandsweets.com/colors/brands/replit), Substack (https://brandsweets.com/colors/brands/substack-com), Lido (https://brandsweets.com/palettes/vivid#lido), Abstract (https://brandsweets.com/colors/brands/abstract-com). — https://brandsweets.com/colors/tomato
- **Amber** #ffbf00 [pool] — Amber is paired with #5a99f2 in 7 real palettes, including NBA's brand system and Blueprint, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 9 real palettes, including Unity's brand system and Qualcomm's brand system put Blue beside #5a99f2, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #5a99f2 in 4 real palettes, including Ahrefs's brand system and Elastic's brand system, as the lead colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5a99f2: 10 real palettes, including Apple's brand system and Coca-Cola's brand system, as the accent. Seen in: Apple (https://brandsweets.com/colors/brands/apple-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #5a99f2 in 4 real palettes, including Miro's brand system and Star Wars's brand system, as the lead colour. Seen in: Miro (https://brandsweets.com/colors/brands/miro-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/gold

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

- On white (#ffffff): 2.89:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1870ec (4.6:1); AA: background → #303030 (4.57:1); AAA: text → #0f53b3 (7.22:1); AAA: background → #050505 (7.06:1)
- On black (#000000): 7.27:1 — AA pass, AA-large pass, AAA pass

## 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/5a99f2-9ca8c4-df5d4e-201f2d-e9f0f1?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: "#5a99f2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.