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#3A66EA

#3a66ea ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#3a66ea is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 22.75% red, 40% green and 91.76% blue; printed in CMYK it uses 75.21% cyan, 56.41% magenta, 0% yellow and 8.24% black. Its hue angle is 225°, with 80.73% 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 4.92:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 1.39.

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 luminance0.1634

Complementary

  1. #3a66ea
  2. #eabe3a

Split complementary

  1. #3a66ea
  2. #ea663a
  3. #beea3a

Analogous

  1. #3abeea
  2. #3a66ea
  3. #663aea

Triadic

  1. #3a66ea
  2. #ea3a66
  3. #66ea3a

Tetradic

  1. #3a66ea
  2. #be3aea
  3. #eabe3a
  4. #66ea3a

Square

  1. #3a66ea
  2. #ea3abe
  3. #eabe3a
  4. #3aea66

Monochromatic

  1. #0d297e
  2. #1540c3
  3. #3a66ea
  4. #7f9cf1
  5. #c4d1f9

Shades

#3a66ea mixed progressively with black.

  1. #3a66ea
  2. #345cd3
  3. #2e52bb
  4. #2947a4
  5. #233d8c
  6. #1d3375
  7. #17295e
  8. #111f46
  9. #0c142f
  10. #060a17
  11. #000000

Tints

#3a66ea mixed progressively with white.

  1. #3a66ea
  2. #4e75ec
  3. #6185ee
  4. #7594f0
  5. #89a3f2
  6. #9db3f5
  7. #b0c2f7
  8. #c4d1f9
  9. #d8e0fb
  10. #ebf0fd
  11. #ffffff

Tones

#3a66ea mixed progressively with gray.

  1. #3a66ea
  2. #4169df
  3. #486bd5
  4. #4f6eca
  5. #5670c0
  6. #5d73b5
  7. #6476aa
  8. #6b78a0
  9. #727b95
  10. #797d8b
  11. #808080

Readable text 4.92:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.27:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #707070 ≈ 0.003% of males
Achromatomaly #5f6caf ≈ 0.001% of males
Protanopia #0079ee ≈ 1.01% of males
Deuteranopia #0069e7 ≈ 1.27% of males
Tritanopia #00879e ≈ 0.0001% of males
Protanomaly #0c72ed ≈ 1.08% of males
Deuteranomaly #0068e8 ≈ 4.63% of males
Tritanomaly #007bc1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3a66ea {
  color: #3a66ea;
}
Background
.bg-3a66ea {
  background-color: #3a66ea;
  color: #ffffff;
}
Border
.border-3a66ea {
  border: 2px solid #3a66ea;
}
CSS variables
:root {
  --color-primary: #3a66ea;
  --color-primary-rgb: 58 102 234;
  --color-primary-hsl: 225 81% 57%;
}
Gradient
.gradient-3a66ea {
  background: linear-gradient(135deg, #3a66ea, #663aea);
}
Colored shadow
.shadow-3a66ea {
  box-shadow: 0 8px 24px rgb(58 102 234 / 0.35);
}

#4169e1 Royal Blue ΔE 1.39 #4166f5 Ultramarine Blue ΔE 1.84 #0070ff Brandeis Blue ΔE 4.82 #1560bd Denim ΔE 7.74 #0073cf True Blue ΔE 8.86 #6a5acd Slate Blue ΔE 8.97 #6050dc Majorelle Blue ΔE 9.09 #c59915 Inverted #707070 Grayscale 

Royal Blue
#3a66ea  rgb(58, 102, 234)  hsl(225, 81%, 57%)  Royal Blue
#eabe3a  rgb(234, 190, 58)  hsl(45, 81%, 57%)  Meat Brown
#ea3a66  rgb(234, 58, 102)  hsl(345, 81%, 57%)  Cerise
#66ea3a  rgb(102, 234, 58)  hsl(105, 81%, 57%)  Neon Green