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#355DDB

#355ddb ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#355ddb is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20.78% red, 36.47% green and 85.88% blue; printed in CMYK it uses 75.8% cyan, 57.53% magenta, 0% yellow and 14.12% black. Its hue angle is 225.54°, with 69.75% saturation and 53.33% 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 5.61:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 4.12.

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 luminance0.137

Complementary

  1. #355ddb
  2. #dbb335

Split complementary

  1. #355ddb
  2. #db6035
  3. #b0db35

Analogous

  1. #35b0db
  2. #355ddb
  3. #6035db

Triadic

  1. #355ddb
  2. #db355d
  3. #5ddb35

Tetradic

  1. #355ddb
  2. #b335db
  3. #dbb335
  4. #5ddb35

Square

  1. #355ddb
  2. #db35b0
  3. #dbb335
  4. #35db60

Monochromatic

  1. #122665
  2. #1e3ea6
  3. #355ddb
  4. #7691e7
  5. #b7c5f2

Shades

#355ddb mixed progressively with black.

  1. #355ddb
  2. #3054c5
  3. #2a4aaf
  4. #254199
  5. #203883
  6. #1b2f6e
  7. #152558
  8. #101c42
  9. #0b132c
  10. #050916
  11. #000000

Tints

#355ddb mixed progressively with white.

  1. #355ddb
  2. #496ddf
  3. #5d7de2
  4. #728ee6
  5. #869ee9
  6. #9aaeed
  7. #aebef1
  8. #c2cef4
  9. #d7dff8
  10. #ebeffb
  11. #ffffff

Tones

#355ddb mixed progressively with gray.

  1. #355ddb
  2. #3d61d2
  3. #4464c9
  4. #4c68c0
  5. #536bb7
  6. #5b6fae
  7. #6272a4
  8. #6a769b
  9. #717992
  10. #797d89
  11. #808080

Readable text 5.61:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.74:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #676767 ≈ 0.003% of males
Achromatomaly #5763a3 ≈ 0.001% of males
Protanopia #006fdf ≈ 1.01% of males
Deuteranopia #0060d9 ≈ 1.27% of males
Tritanopia #007d93 ≈ 0.0001% of males
Protanomaly #0069de ≈ 1.08% of males
Deuteranomaly #005fda ≈ 4.63% of males
Tritanomaly #0071b4 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-355ddb {
  color: #355ddb;
}
Background
.bg-355ddb {
  background-color: #355ddb;
  color: #ffffff;
}
Border
.border-355ddb {
  border: 2px solid #355ddb;
}
CSS variables
:root {
  --color-primary: #355ddb;
  --color-primary-rgb: 53 93 219;
  --color-primary-hsl: 226 70% 53%;
}
Gradient
.gradient-355ddb {
  background: linear-gradient(135deg, #355ddb, #6035db);
}
Colored shadow
.shadow-355ddb {
  box-shadow: 0 8px 24px rgb(53 93 219 / 0.35);
}

#4169e1 Royal Blue ΔE 4.12 #4166f5 Ultramarine Blue ΔE 4.82 #1560bd Denim ΔE 6.18 #0f52ba Sapphire ΔE 6.41 #5a4fcf Iris ΔE 7.15 #6050dc Majorelle Blue ΔE 7.46 #6a5acd Slate Blue ΔE 7.93 #caa224 Inverted #676767 Grayscale 

Royal Blue
#355ddb  rgb(53, 93, 219)  hsl(226, 70%, 53%)  Royal Blue
#dbb335  rgb(219, 179, 53)  hsl(46, 70%, 53%)  Metallic Gold
#db355d  rgb(219, 53, 93)  hsl(346, 70%, 53%)  Cerise
#5ddb35  rgb(93, 219, 53)  hsl(106, 70%, 53%)  Lime Green