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#3966DF

#3966df ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#3966df 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 87.45% blue; printed in CMYK it uses 74.44% cyan, 54.26% magenta, 0% yellow and 12.55% black. Its hue angle is 223.73°, with 72.17% saturation and 54.9% 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 brand accents. White text on this color reaches a contrast ratio of 5.07:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 1.27.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.157

Complementary

  1. #3966df
  2. #dfb239

Split complementary

  1. #3966df
  2. #df5f39
  3. #b9df39

Analogous

  1. #39b9df
  2. #3966df
  3. #5f39df

Triadic

  1. #3966df
  2. #df3966
  3. #66df39

Tetradic

  1. #3966df
  2. #b239df
  3. #dfb239
  4. #66df39

Square

  1. #3966df
  2. #df39b9
  3. #dfb239
  4. #39df5f

Monochromatic

  1. #122b6d
  2. #1c44af
  3. #3966df
  4. #7b99ea
  5. #bdccf4

Shades

#3966df mixed progressively with black.

  1. #3966df
  2. #335cc9
  3. #2e52b2
  4. #28479c
  5. #223d86
  6. #1d3370
  7. #172959
  8. #111f43
  9. #0b142d
  10. #060a16
  11. #000000

Tints

#3966df mixed progressively with white.

  1. #3966df
  2. #4d75e2
  3. #6185e5
  4. #7494e9
  5. #88a3ec
  6. #9cb3ef
  7. #b0c2f2
  8. #c4d1f5
  9. #d7e0f9
  10. #ebf0fc
  11. #ffffff

Tones

#3966df mixed progressively with gray.

  1. #3966df
  2. #4069d6
  3. #476bcc
  4. #4e6ec3
  5. #5570b9
  6. #5d73b0
  7. #6476a6
  8. #6b789d
  9. #727b93
  10. #797d8a
  11. #808080

Readable text 5.07:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.14:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6e6e6e ≈ 0.003% of males
Achromatomaly #5d6ba8 ≈ 0.001% of males
Protanopia #0076e3 ≈ 1.01% of males
Deuteranopia #0067dd ≈ 1.27% of males
Tritanopia #008499 ≈ 0.0001% of males
Protanomaly #1e70e2 ≈ 1.08% of males
Deuteranomaly #0067de ≈ 4.63% of males
Tritanomaly #0079b9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3966df {
  color: #3966df;
}
Background
.bg-3966df {
  background-color: #3966df;
  color: #ffffff;
}
Border
.border-3966df {
  border: 2px solid #3966df;
}
CSS variables
:root {
  --color-primary: #3966df;
  --color-primary-rgb: 57 102 223;
  --color-primary-hsl: 224 72% 55%;
}
Gradient
.gradient-3966df {
  background: linear-gradient(135deg, #3966df, #5f39df);
}
Colored shadow
.shadow-3966df {
  box-shadow: 0 8px 24px rgb(57 102 223 / 0.35);
}

#4169e1 Royal Blue ΔE 1.27 #4166f5 Ultramarine Blue ΔE 3.31 #0070ff Brandeis Blue ΔE 5.31 #1560bd Denim ΔE 6.39 #0073cf True Blue ΔE 8.06 #436b95 Queen Blue ΔE 8.06 #0f52ba Sapphire ΔE 8.55 #c69920 Inverted #6e6e6e Grayscale 

Royal Blue
#3966df  rgb(57, 102, 223)  hsl(224, 72%, 55%)  Royal Blue
#dfb239  rgb(223, 178, 57)  hsl(44, 72%, 55%)  Meat Brown
#df3966  rgb(223, 57, 102)  hsl(344, 72%, 55%)  Cerise
#66df39  rgb(102, 223, 57)  hsl(104, 72%, 55%)  Lime Green