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#155FDF

#155fdf ≈ Royal Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#155fdf is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 8.24% red, 37.25% green and 87.45% blue; printed in CMYK it uses 90.58% cyan, 57.4% magenta, 0% yellow and 12.55% black. Its hue angle is 218.02°, with 82.79% saturation and 47.84% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. 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 5.62:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 4.2.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0066cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1367

Complementary

  1. #155fdf
  2. #df9515

Split complementary

  1. #155fdf
  2. #df3015
  3. #c4df15

Analogous

  1. #15c4df
  2. #155fdf
  3. #3015df

Triadic

  1. #155fdf
  2. #df155f
  3. #5fdf15

Tetradic

  1. #155fdf
  2. #9515df
  3. #df9515
  4. #5fdf15

Square

  1. #155fdf
  2. #df15c4
  3. #df9515
  4. #15df30

Monochromatic

  1. #082353
  2. #0e4199
  3. #155fdf
  4. #528bef
  5. #98baf5

Shades

#155fdf mixed progressively with black.

  1. #155fdf
  2. #1356c9
  3. #114cb2
  4. #0f439c
  5. #0d3986
  6. #0b3070
  7. #082659
  8. #061d43
  9. #04132d
  10. #020a16
  11. #000000

Tints

#155fdf mixed progressively with white.

  1. #155fdf
  2. #2c6fe2
  3. #447fe5
  4. #5b8fe9
  5. #739fec
  6. #8aafef
  7. #a1bff2
  8. #b9cff5
  9. #d0dff9
  10. #e8effc
  11. #ffffff

Tones

#155fdf mixed progressively with gray.

  1. #155fdf
  2. #2062d6
  3. #2a66cc
  4. #3569c3
  5. #406cb9
  6. #4b70b0
  7. #5573a6
  8. #60769d
  9. #6b7993
  10. #757d8a
  11. #808080

Readable text 5.62:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.73:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #676767 ≈ 0.003% of males
Achromatomaly #5264a5 ≈ 0.001% of males
Protanopia #0071e3 ≈ 1.01% of males
Deuteranopia #005fdd ≈ 1.27% of males
Tritanopia #008096 ≈ 0.0001% of males
Protanomaly #006ae2 ≈ 1.08% of males
Deuteranomaly #005fde ≈ 4.63% of males
Tritanomaly #0074b8 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-155fdf {
  color: #155fdf;
}
Background
.bg-155fdf {
  background-color: #155fdf;
  color: #ffffff;
}
Border
.border-155fdf {
  border: 2px solid #155fdf;
}
CSS variables
:root {
  --color-primary: #155fdf;
  --color-primary-rgb: 21 95 223;
  --color-primary-hsl: 218 83% 48%;
}
Gradient
.gradient-155fdf {
  background: linear-gradient(135deg, #155fdf, #3015df);
}
Colored shadow
.shadow-155fdf {
  box-shadow: 0 8px 24px rgb(21 95 223 / 0.35);
}

#4169e1 Royal Blue ΔE 4.20 #1560bd Denim ΔE 4.75 #4166f5 Ultramarine Blue ΔE 5.36 #0f52ba Sapphire ΔE 6.20 #0070ff Brandeis Blue ΔE 7.00 #26619c Lapis Lazuli ΔE 7.99 #436b95 Queen Blue ΔE 8.00 #eaa020 Inverted #676767 Grayscale 

Royal Blue
#155fdf  rgb(21, 95, 223)  hsl(218, 83%, 48%)  Royal Blue
#df9515  rgb(223, 149, 21)  hsl(38, 83%, 48%)  Gamboge
#df155f  rgb(223, 21, 95)  hsl(338, 83%, 48%)  Ruby
#5fdf15  rgb(95, 223, 21)  hsl(98, 83%, 48%)  Lime Green