# #e63d00

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#e63d00`
- RGB: rgb(230, 61, 0)
- HSL: hsl(16, 100%, 45%)
- OKLCH: oklch(0.61 0.212 35.3)
- Relative luminance: 0.2016
- Nearest named color: Baptism by Fire (#e6490b, Δ 1.71) — https://brandsweets.com/colors/baptism-by-fire
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/e63d00

## Tints & shades

- Tints (toward white): #ff4400, #ff5a1f, #ff6d38, #ff8052, #ff9670, #ffa98a, #ffbca3, #ffcebd, #ffe5db, #fff8f5
- Shades (toward black): #d13800, #bd3200, #a82d00, #942700, #802200, #661b00, #521600, #3d1000, #290b00, #140500

## Harmonies

- Complementary: #00a8e6
- Analogous: #e60036, #e6b000
- Triadic: #00e63d, #3d00e6
- Split-complementary: #00e6b0, #0036e6
- Tetradic: #36e600, #00a8e6, #b000e6

## Colors that go with #e63d00

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 body-text near-black for #e63d00: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #e63d00 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase), Wellness (https://brandsweets.com/palettes/warm#wellness), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #e63d00: 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), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #e63d00 in 7 real palettes, including Google's brand system and McDonald's's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 9 real palettes, including Doordash's brand system and Glossier's brand system put Blue beside #e63d00, as the accent. Seen in: Doordash (https://brandsweets.com/colors/brands/doordash-com), Glossier (https://brandsweets.com/colors/brands/glossier-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), Gap (https://brandsweets.com/colors/brands/gap-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #e63d00: 4 real palettes, including Diner and Alpine, as the supporting colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Alpine (https://brandsweets.com/palettes/cool#alpine), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #e63d00: 5 real palettes, including Walgreens's brand system and NASA's brand system, as the accent. Seen in: Walgreens (https://brandsweets.com/colors/brands/walgreens-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Tide (https://brandsweets.com/colors/brands/tide-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #e63d00: 19 real palettes, including Postman's brand system and McDonald's's brand system, as the accent. Seen in: Postman (https://brandsweets.com/colors/brands/postman-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Etsy (https://brandsweets.com/colors/brands/etsy-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 4.17:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #db3a00 (4.55:1); AA: background → #0f0f0f (4.59:1); AAA: text → #a32c00 (7.2:1)
- On black (#000000): 5.03:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ff6229 (7.03:1)

## Brands using this color

- **Hyundai** — secondary #e63312 (Δ 1.532) — https://brandsweets.com/colors/brands/hyundaiusa-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/e63d00-c4ab9c-62cbb4-2d291f-f1e9eb?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: "#e63d00" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.