# #508cfb

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

## Values

- Hex: `#508cfb`
- RGB: rgb(80, 140, 251)
- HSL: hsl(219, 96%, 65%)
- OKLCH: oklch(0.655 0.177 261.5)
- Relative luminance: 0.2743
- Nearest named color: dodgerblue (#1e90ff, Δ 2.978) — https://brandsweets.com/colors/dodgerblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/508cfb

## Tints & shades

- Tints (toward white): #5f96fc, #73a3fc, #82adfc, #91b7fd, #a5c4fd, #b4cefd, #c3d8fe, #d2e1fe, #e6effe, #f5f8ff
- Shades (toward black): #3278fb, #1465fa, #0555eb, #044acd, #0440af, #03338c, #02286e, #021d50, #011232, #000714

## Harmonies

- Complementary: #fbbf50
- Analogous: #50e2fb, #6a50fb
- Triadic: #fb508c, #8cfb50
- Split-complementary: #fb6a50, #e2fb50
- Tetradic: #fb50e2, #fbbf50, #50fb6a

## Colors that go with #508cfb

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 #508cfb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Disney (https://brandsweets.com/colors/brands/disney-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #508cfb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Olympics (https://brandsweets.com/colors/brands/olympics-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen
- **Orange Red** #ff4500 [harmony, pool: triadic] — Orange Red completes a triad with #508cfb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Replit (https://brandsweets.com/colors/brands/replit), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/orangered
- **Amber** #ffbf00 [pool] — Amber is paired with #508cfb in 9 real palettes, including Google's brand system and Heatwave, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Unity's brand system and Qualcomm's brand system put Blue beside #508cfb, 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), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #508cfb: 7 real palettes, including Blue Mono and Carrefour's brand system, as the lead colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Behance (https://brandsweets.com/colors/brands/behance-net), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #508cfb in 7 real palettes, including Behance's brand system and NASCAR's brand system, as the accent. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), NASCAR (https://brandsweets.com/colors/brands/nascar-com), WWE (https://brandsweets.com/colors/brands/wwe-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #508cfb in 4 real palettes, including Playground and Ahrefs's brand system, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), 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). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 3.24:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1e6bfa (4.63:1); AA: background → #262626 (4.67:1); AAA: text → #044cd2 (7.07:1)
- On black (#000000): 6.49:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5a93fc (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/508cfb-9ca5c4-df664e-211f2d-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: "#508cfb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.