Blue

This box shows the color blue.

Mountain Bluebird

The famous Blue Marble picture of Earth, taken by NASA's Apollo 17

Blue is one of the colors of the rainbow that people can see. It is one of the three traditional primary colors, along with red and yellow. It has the shortest wavelength of these colors (about 470 nanometers).

Blue is the color of the earth's sky and sea. Earth looks blue when seen from outer space by astronauts.

Blue is a color used to show coldness. It is also one of the colors your lips can turn if you are chilly.

Blue is the color of a bluebird. A Bluejay is the color blue.

Meaning of blue

• Blue is often associated with depth and stability. It symbolizes trust, loyalty, wisdom, confidence, intelligence, faith, truth, and heaven.

• Blue is considered beneficial to the mind and body. It slows human metabolism and produces a calming effect. Blue is strongly associated with tranquility and calmness. In heraldry, blue is used to symbolize piety and sincerity.

• Blue is a masculine color; according to studies, it is highly accepted among males.

• Light blue is associated with health, healing, tranquility, understanding, and softness.

• Dark blue represents knowledge, power, integrity, and seriousness. It is also associated with depth, expertise, and stability; it is a preferred color for corporate America.

Tones of blue color comparison chart

Azure Mist (web color "Azure") (Hex: #F0FFFF) (RGB: 240, 255, 255)

Alice Blue (web color) (Hex: #F0F8FF) (RGB: 240, 248, 255)

Bubbles (Xona.com Color List) (Hex: #E7FEFF) (RGB: 231, 254, 255)

Light Cyan (Hex: #E0FFFF) (RGB: 111, 255, 255)

Lavender Mist (web color Lavender) (Hex: #E6E6FA) (RGB: 230, 230, 250)

Periwinkle (Lavender Blue) (Pastel Indigo) (Hex: #CCCCFF) (RGB: 204, 204, 255)

Powder Blue (web color) (Hex: #B0E0E6) (RGB: 176, 224, 230)

Light Blue (Hex: #ADD8E6) (RGB: 173, 216, 230)

Ultra Blue (Blizzard Blue) (Crayola) (Hex: #A3E3ED) (RGB: 163, 227, 237)

Baby Blue (Hex: 89CFFD) (RGB: 137, 207, 240)

Light Sky Blue (web color) (Hex: #87CEFA) (RGB: 135, 196, 250)

Sky Blue (web color) (Hex: #87CEEB) (RGB: 135, 206, 235)

Light Cornflower Blue (Crayola Cornflower) (Hex: #93CCEA) (RGB: 147, 204, 234)

Medium Sky Blue (Crayola Sky Blue) (Hex: #76D7EA) (RGB: 118, 215, 234)

Aquamarine Blue (Crayola Aquamarine) (Hex: #71D9E2) (RGB: 113, 217, 226)

Aquamarine (web color) (Hex: #7FFFD4) (RGB: 127, 255, 212)

Electric Blue (Hex:7DF9FF) (RGB: 125, 249, 255)

Cyan (web color Aqua) (Electric Cyan) (Hex: #00FFFF) (RGB: 0, 255, 255)

Turquoise Blue (Hex: #00FFEF) (RGB: 0, 255, 239)

Bright Turquoise (Hex: #08E8DE) (RGB: 8, 232, 222)

Turquoise (web color) (Hex: #30D5C8) (RGB: 48, 213, 200)

Capri (web color "Deep Sky Blue") (Hex: #00BFFF) (RGB: 0, 191, 255)

Process Cyan (Pigment Cyan) (Printer's Cyan)(Deep Aqua) (Hex: #00B7EB) (RGB: 0, 180, 247)

Ukrainian Azure (color of Ukrainian Flag) (Hex: #42ADDE) (RGB: 66, 173, 222)

United Nations Blue (United Nations Azure) (Hex: #5B92E5) (RGB: 91, 146, 229)

Cornflower Blue (web color) (Hex: #6495ED) (RGB: 100, 149, 237)

Bright Cerulean (Crayola Cerulean) (Hex: #02A4D3) (RGB: 2, 164, 211)

Bondi Blue (Crayola Blue-Green) (Hex: #0095B6) (RGB: 0, 149, 182)

Rich Electric Blue (Hex: #0892D0) (RGB: 8, 146, 208)

Cerulean (Hex: #007BA7) (RGB: 0, 123, 167)

Steel Blue (web color) (Hex: #4682B4) (RGB: 70, 130, 180)

Air Force Blue (Hex: #5D8AA8) (RGB: 93, 138, 168)

Agate Blue (Hex: #44719B) (RGB: 68, 113, 155)

Medium Persian Blue (Hex: #0067A5) (RGB: 0, 103, 165)

Swedish Azure (color of Swedish flag) (Hex: #005B99) (RGB: 0, 91, 153)

Indigo Dye (Hex: #1A5798) (RGB: 17, 80, 147)

Bright Indigo (Crayola Indigo) (Hex: #4F69C6) (RGB: 79, 105, 198)

Royal Blue (web color) (Hex: #4169E1) (RGB: 65, 105, 225)

Dodger Blue (web color)(Hex: #1E90FF) (RGB: 30, 144, 255)

Azure (Hex: #007FFF) (RGB: 0, 127, 255)

Deep Azure (Crayola Blue) (Hex: #0066FF) (RGB: 0, 102, 255)

BLUE (Hex: #0000FF) (RGB: 0, 0, 255)

Cerulean Blue (Hex: #2A52BE) (RGB: 42, 82, 190)

Denim (Hex: #1560bd) (RGB: 21, 96, 189)

Medium Navy Blue (Crayola Navy Blue) (Hex: #0066CC) (RGB: 0, 102, 204)

Sapphire (Sapphire (Maerz and Paul)) (Hex: #0F52BA) (RGB: 15, 82, 186)

Medium Electric Blue (Hex: #035096) (RGB: 3, 80, 150)

Cobalt Blue (Hex: #0047AB) (RGB: 0, 71, 171)

Persian Blue (Hex: #1C39BB) (RGB: 28, 57, 187)

Azul (Hex: #002BB8) (RGB: 0, 43, 184)

Medium Blue (web color) (Hex: #0000CD) (RGB: 0, 0, 205)

Han Blue (Hex: #5218FA) (RGB: 82, 24, 250)

Electric Ultramarine (Hex: #3F00FF) (RGB: 63, 0, 255)

Westminster (Hex: #5F00FF) (RGB: 95, 0, 255)

Indigo (Electric Indigo) (Hex: #6600FF) (RGB: 102, 0, 255)

Medium Slate Blue (web color) (Hex: #7B68EE) (RGB: 123, 104, 138)

Deep Lavender (web color Medium Purple) (Hex: #9370DB) (RGB: 147, 112, 219)

Lavender (Hex: #B57EDC) (RGB: 181, 126, 220)

Lavender Indigo (Hex: #9457EB) (RGB: 148, 87, 235)

Deep Indigo (web color Blue-Violet) (Hex: #8A2BE2) (RGB: 138, 43, 226)

Pigment Indigo (web color Indigo) (Hex: #4B0082) (RGB: 75, 0, 130)

Persian Indigo (Regimental) (Hex: #32127A) (RGB: 50, 18, 122)

Dark Azure (Pantone Blue #286) (Hex: #0038A8) (RGB: 0, 56, 186)

International Klein Blue (Hex: #002FA7) (RGB: 0, 47, 167)

Dark Powder Blue (Smalt) (Hex: #003399) (RGB: 0, 51, 153)

Ultramarine (Hex: #120A8F) (RGB: 18, 10, 143)

Dark Blue (web color) (Hex: #00008b) (RGB: 0, 0, 139)

Navy blue (web color) (Hex: #000080) (RGB: 0, 0, 128)

St. Patrick's Blue (Hex: #23297A) (RGB: 35, 41, 122)

Dark Sapphire (Sapphire (PerBang.dk)) (Hex: #082567) (RGB: 8, 37, 103)

Midnight Blue (web color) (Hex: #191970) (RGB: 25, 25, 112)

Dark Midnight Blue (Crayola Midnight Blue) (Hex: #003366) (RGB: 0, 51, 102)

Prussian Blue (Berlin Blue) (Hex: #003153) (RGB: 0, 49, 83)

Dark Indigo (Hex: #310062) (RGB: 49, 0, 98)

Dark Electric Blue (Hex: #536878) (RGB: 83, 104, 120)

Colors – List of colors
Cyan Magenta Black Gray Silver White
Red Orange Yellow Green Blue Indigo Violet
Gold Olive Purple Navy Brown Pink

Other pages

• List of colors
• Aqua
• Azure
• Blue-green
• Blue-violet
• Cerulean
• Cyan
• Electric blue
• Indigo
• Navy blue
• Prussian blue
• Teal blue