Christmas light visualizer / Styles / Blue and white winter

Christmas light style

Blue and white winter Christmas lights on a house

Blue and white pairs cool white icicles on the eaves with blue C9 on the gables and cool nets on the shrubs. It feels like ice and moonlight.

Blue and white winter Christmas lights on a two-story house at dusk

Blue and white winter on a sample house. Mock-up from Pexels #3958958 (Pexels License).

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Blue and white winter: what the sources say

  • The Department of Energy describes a cool-white color as usually 5000K to 6500K.1
  • ENERGY STAR explains that to produce white light, different color LEDs are combined or covered with a phosphor material.2
  • ENERGY STAR says its LED light strings are cool to the touch, reducing the risk of fire.3
  • The CPSC advises plugging outdoor lights only into a ground-fault circuit interrupter (GFCI)-protected receptacle or a portable GFCI.4

Verdict. Works best on white, gray or stone exteriors where cold light looks crisp, and goes flat and harsh against warm brick or wood that the blue washes out.

Sources
  1. the second with a cool-white color (usually 5000K to 6500K) (word for word, each from energy.gov)
  2. To produce white light, different color LEDs are combined or covered with a phosphor material (word for word, each from energystar.gov)
  3. ENERGY STAR LED light strings are cool to the touch, reducing the risk of fire. (word for word, each from energystar.gov)
  4. only plug them into a ground-fault circuit interrupter (GFCI)-protected receptacle or a portable GFCI. (word for word, each from cpsc.gov)

Blue and white winter: bulbs, cost and effort

BulbsCool white icicle, blue C9, cool net
DIY cost$280 to $455 for an 80 to 160 ft roofline ($411 at 120 ft)
Pro install$700 to $1,500 typical

Parts list for a 120 ft roofline

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PartQtyEachEst.
Icicle lights, cool white, about 25 ft each6$20$120
C9 LED string, blue, 100 ft2$62$124
Net lights, 4 ft x 6 ft, cool white4$16$64
Gutter and shingle clips, 100 pack2$14$28
Outdoor extension cord, 25 ft, 16/33$15$45
Outdoor timer or smart plug1$20$20
Spare bulbs and end plugs1$10$10
Estimated total$411

Rough 2026 US prices; links search Amazon.

How to DIY blue and white winter lights

  1. Hang icicles first along the gutter.
  2. Add blue C9 up the gable edges.
  3. Finish with cool white nets over the shrubs.

How many lights do I need?

Measure the roofline (or gutter) you want to light, in feet. Count every straight run, including the garage.

Blue and white winter: common questions

What are blue and white winter Christmas lights?

Blue and white pairs cool white icicles on the eaves with blue C9 on the gables and cool nets on the shrubs. It feels like ice and moonlight.

How much do blue and white winter Christmas lights cost?

DIY materials: $280 to $455 ($411 at 120 ft). Pro install: $700 to $1,500.

What lights do I need for the blue and white winter look?

Cool white icicle, blue C9, cool net.

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