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#3966EB

#3966eb ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#3966eb is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 22.35% red, 40% green and 92.16% blue; printed in CMYK it uses 75.74% cyan, 56.6% magenta, 0% yellow and 7.84% black. Its hue angle is 224.83°, with 81.65% saturation and 57.25% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and call-to-action buttons. White text on this color reaches a contrast ratio of 4.91:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 1.46.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1637

Complementary

  1. #3966eb
  2. #ebbe39

Split complementary

  1. #3966eb
  2. #eb6539
  3. #bfeb39

Analogous

  1. #39bfeb
  2. #3966eb
  3. #6539eb

Triadic

  1. #3966eb
  2. #eb3966
  3. #66eb39

Tetradic

  1. #3966eb
  2. #be39eb
  3. #ebbe39
  4. #66eb39

Square

  1. #3966eb
  2. #eb39bf
  3. #ebbe39
  4. #39eb65

Monochromatic

  1. #0d297e
  2. #1440c4
  3. #3966eb
  4. #7e9cf2
  5. #c4d1f9

Shades

#3966eb mixed progressively with black.

  1. #3966eb
  2. #335cd4
  3. #2e52bc
  4. #2847a5
  5. #223d8d
  6. #1d3376
  7. #17295e
  8. #111f47
  9. #0b142f
  10. #060a18
  11. #000000

Tints

#3966eb mixed progressively with white.

  1. #3966eb
  2. #4d75ed
  3. #6185ef
  4. #7494f1
  5. #88a3f3
  6. #9cb3f5
  7. #b0c2f7
  8. #c4d1f9
  9. #d7e0fb
  10. #ebf0fd
  11. #ffffff

Tones

#3966eb mixed progressively with gray.

  1. #3966eb
  2. #4069e0
  3. #476bd6
  4. #4e6ecb
  5. #5570c0
  6. #5d73b6
  7. #6476ab
  8. #6b78a0
  9. #727b95
  10. #797d8b
  11. #808080

Readable text 4.91:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.27:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #717171 ≈ 0.003% of males
Achromatomaly #5f6caf ≈ 0.001% of males
Protanopia #0079f0 ≈ 1.01% of males
Deuteranopia #0069e8 ≈ 1.27% of males
Tritanopia #00879f ≈ 0.0001% of males
Protanomaly #0672ee ≈ 1.08% of males
Deuteranomaly #0068e9 ≈ 4.63% of males
Tritanomaly #007bc2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3966eb {
  color: #3966eb;
}
Background
.bg-3966eb {
  background-color: #3966eb;
  color: #ffffff;
}
Border
.border-3966eb {
  border: 2px solid #3966eb;
}
CSS variables
:root {
  --color-primary: #3966eb;
  --color-primary-rgb: 57 102 235;
  --color-primary-hsl: 225 82% 57%;
}
Gradient
.gradient-3966eb {
  background: linear-gradient(135deg, #3966eb, #6539eb);
}
Colored shadow
.shadow-3966eb {
  box-shadow: 0 8px 24px rgb(57 102 235 / 0.35);
}

#4169e1 Royal Blue ΔE 1.46 #4166f5 Ultramarine Blue ΔE 1.79 #0070ff Brandeis Blue ΔE 4.74 #1560bd Denim ΔE 7.79 #0073cf True Blue ΔE 8.85 #6a5acd Slate Blue ΔE 9.05 #6050dc Majorelle Blue ΔE 9.14 #c69914 Inverted #717171 Grayscale 

Royal Blue
#3966eb  rgb(57, 102, 235)  hsl(225, 82%, 57%)  Royal Blue
#ebbe39  rgb(235, 190, 57)  hsl(45, 82%, 57%)  Meat Brown
#eb3966  rgb(235, 57, 102)  hsl(345, 82%, 57%)  Cerise
#66eb39  rgb(102, 235, 57)  hsl(105, 82%, 57%)  Neon Green