# #315bd8

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

## Values

- Hex: `#315bd8`
- RGB: rgb(49, 91, 216)
- HSL: hsl(225, 68%, 52%)
- OKLCH: oklch(0.519 0.198 265.6)
- Relative luminance: 0.1309
- Nearest named color: God of Rain (#4466cc, Δ 4.094) — https://brandsweets.com/colors/god-of-rain
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/315bd8

## Tints & shades

- Tints (toward white): #476cdc, #587adf, #6d8be3, #7e98e7, #94aaeb, #a9bbef, #bac8f2, #d0d9f6, #e1e7f9, #f6f8fd
- Shades (toward black): #264fc9, #2247b4, #1f40a3, #1b388d, #172f78, #132763, #0f1e4d, #0b183c, #070f27, #030711

## Harmonies

- Complementary: #d8ae31
- Analogous: #31aed8, #5b31d8
- Triadic: #d8315b, #5bd831
- Split-complementary: #d85b31, #aed831
- Tetradic: #d831ae, #d8ae31, #31d85b

## Colors that go with #315bd8

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 #315bd8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #315bd8 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #315bd8 in 9 real palettes, including Wikipedia's brand system and NBA's brand system, as the accent. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), NBA (https://brandsweets.com/colors/brands/nba-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 15 real palettes, including Headspace's brand system and Pixar's brand system put Blue beside #315bd8, as the accent. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Signal (https://brandsweets.com/colors/brands/signal-org). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #315bd8: 8 real palettes, including NBA's brand system and Coca-Cola's brand system, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #315bd8 in 17 real palettes, including Foot Locker's brand system and Chase's brand system, as the supporting colour. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Chase (https://brandsweets.com/colors/brands/chase-com), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #315bd8: 8 real palettes, including Calm's brand system and Elastic's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Venmo (https://brandsweets.com/colors/brands/venmo-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #315bd8: 8 real palettes, including HashiCorp's brand system and Coursera's brand system, as the supporting colour. Seen in: HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), Apple (https://brandsweets.com/colors/brands/apple-com), ASUS (https://brandsweets.com/colors/brands/asus-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 5.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #264dc5 (7.12:1)
- On black (#000000): 3.62:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4b6fdd (4.62:1); AA: background → #e3e3e3 (4.52:1); AAA: text → #7692e5 (7.01:1)

## 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/315bd8-9ca1c4-df754e-221f2d-e9eff1?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: "#315bd8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.