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#166FDF

#166fdf ≈ True Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#166fdf is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 8.63% red, 43.53% green and 87.45% blue; printed in CMYK it uses 90.13% cyan, 50.22% magenta, 0% yellow and 12.55% black. Its hue angle is 213.43°, with 82.04% saturation and 48.04% 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 4.8:1 (WCAG AA). The closest named color is True Blue (#0073cf), ΔE 3.49.

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 luminance0.1687

Complementary

  1. #166fdf
  2. #df8616

Split complementary

  1. #166fdf
  2. #df2116
  3. #d4df16

Analogous

  1. #16d4df
  2. #166fdf
  3. #2116df

Triadic

  1. #166fdf
  2. #df166f
  3. #6fdf16

Tetradic

  1. #166fdf
  2. #8616df
  3. #df8616
  4. #6fdf16

Square

  1. #166fdf
  2. #df16d4
  3. #df8616
  4. #16df21

Monochromatic

  1. #082a54
  2. #0f4c99
  3. #166fdf
  4. #5398ee
  5. #99c2f5

Shades

#166fdf mixed progressively with black.

  1. #166fdf
  2. #1464c9
  3. #1259b2
  4. #0f4e9c
  5. #0d4386
  6. #0b3870
  7. #092c59
  8. #072143
  9. #04162d
  10. #020b16
  11. #000000

Tints

#166fdf mixed progressively with white.

  1. #166fdf
  2. #2d7de2
  3. #458ce5
  4. #5c9ae9
  5. #73a9ec
  6. #8bb7ef
  7. #a2c5f2
  8. #b9d4f5
  9. #d0e2f9
  10. #e8f1fc
  11. #ffffff

Tones

#166fdf mixed progressively with gray.

  1. #166fdf
  2. #2171d6
  3. #2b72cc
  4. #3674c3
  5. #4076b9
  6. #4b78b0
  7. #5679a6
  8. #607b9d
  9. #6b7d93
  10. #757e8a
  11. #808080

Readable text 4.8:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.37:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #727272 ≈ 0.003% of males
Achromatomaly #5b71a9 ≈ 0.001% of males
Protanopia #247be3 ≈ 1.01% of males
Deuteranopia #006add ≈ 1.27% of males
Tritanopia #008b9c ≈ 0.0001% of males
Protanomaly #1f77e1 ≈ 1.08% of males
Deuteranomaly #006cde ≈ 4.63% of males
Tritanomaly #0080bb ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-166fdf {
  color: #166fdf;
}
Background
.bg-166fdf {
  background-color: #166fdf;
  color: #ffffff;
}
Border
.border-166fdf {
  border: 2px solid #166fdf;
}
CSS variables
:root {
  --color-primary: #166fdf;
  --color-primary-rgb: 22 111 223;
  --color-primary-hsl: 213 82% 48%;
}
Gradient
.gradient-166fdf {
  background: linear-gradient(135deg, #166fdf, #2116df);
}
Colored shadow
.shadow-166fdf {
  box-shadow: 0 8px 24px rgb(22 111 223 / 0.35);
}

#0073cf True Blue ΔE 3.49 #0070ff Brandeis Blue ΔE 3.92 #4169e1 Royal Blue ΔE 4.85 #417dc1 Tufts Blue ΔE 5.46 #0072bb French Blue ΔE 5.97 #1560bd Denim ΔE 6.47 #4166f5 Ultramarine Blue ΔE 6.84 #e99020 Inverted #727272 Grayscale 

True Blue
#166fdf  rgb(22, 111, 223)  hsl(213, 82%, 48%)  True Blue
#df8616  rgb(223, 134, 22)  hsl(33, 82%, 48%)  Fulvous
#df166f  rgb(223, 22, 111)  hsl(333, 82%, 48%)  Dogwood Rose
#6fdf16  rgb(111, 223, 22)  hsl(93, 82%, 48%)  Lawn Green