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#166FB5

#166fb5 ≈ French Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#166fb5 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 8.63% red, 43.53% green and 70.98% blue; printed in CMYK it uses 87.85% cyan, 38.67% magenta, 0% yellow and 29.02% black. Its hue angle is 206.42°, with 78.33% saturation and 39.8% 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 brand accents. White text on this color reaches a contrast ratio of 5.28:1 (WCAG AA). The closest named color is French Blue (#0072bb), ΔE 1.37.

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 luminance0.1488

Complementary

  1. #166fb5
  2. #b55c16

Split complementary

  1. #166fb5
  2. #b5161f
  3. #b5ac16

Analogous

  1. #16b5ac
  2. #166fb5
  3. #161fb5

Triadic

  1. #166fb5
  2. #b5166f
  3. #6fb516

Tetradic

  1. #166fb5
  2. #5c16b5
  3. #b55c16
  4. #6fb516

Square

  1. #166fb5
  2. #ac16b5
  3. #b55c16
  4. #1fb516

Monochromatic

  1. #051b2d
  2. #0e4571
  3. #166fb5
  4. #3197e6
  5. #76b9ee

Shades

#166fb5 mixed progressively with black.

  1. #166fb5
  2. #1464a3
  3. #125991
  4. #0f4e7f
  5. #0d436d
  6. #0b385b
  7. #092c48
  8. #072136
  9. #041624
  10. #020b12
  11. #000000

Tints

#166fb5 mixed progressively with white.

  1. #166fb5
  2. #2d7dbc
  3. #458cc4
  4. #5c9acb
  5. #73a9d3
  6. #8bb7da
  7. #a2c5e1
  8. #b9d4e9
  9. #d0e2f0
  10. #e8f1f8
  11. #ffffff

Tones

#166fb5 mixed progressively with gray.

  1. #166fb5
  2. #2171b0
  3. #2b72aa
  4. #3674a5
  5. #4076a0
  6. #4b789b
  7. #567995
  8. #607b90
  9. #6b7d8b
  10. #757e85
  11. #808080

Readable text 5.28:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.98:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6c6c6c ≈ 0.003% of males
Achromatomaly #566d8f ≈ 0.001% of males
Protanopia #4d73b8 ≈ 1.01% of males
Deuteranopia #3465b4 ≈ 1.27% of males
Tritanopia #008089 ≈ 0.0001% of males
Protanomaly #3e71b7 ≈ 1.08% of males
Deuteranomaly #2b69b4 ≈ 4.63% of males
Tritanomaly #007a9d ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-166fb5 {
  color: #166fb5;
}
Background
.bg-166fb5 {
  background-color: #166fb5;
  color: #ffffff;
}
Border
.border-166fb5 {
  border: 2px solid #166fb5;
}
CSS variables
:root {
  --color-primary: #166fb5;
  --color-primary-rgb: 22 111 181;
  --color-primary-hsl: 206 78% 40%;
}
Gradient
.gradient-166fb5 {
  background: linear-gradient(135deg, #166fb5, #161fb5);
}
Colored shadow
.shadow-166fb5 {
  box-shadow: 0 8px 24px rgb(22 111 181 / 0.35);
}

#0072bb French Blue ΔE 1.37 #0073cf True Blue ΔE 3.18 #0067a5 Medium Persian Blue ΔE 3.47 #436b95 Queen Blue ΔE 5.14 #26619c Lapis Lazuli ΔE 5.61 #417dc1 Tufts Blue ΔE 6.15 #1560bd Denim ΔE 6.22 #e9904a Inverted #6c6c6c Grayscale 

French Blue
#166fb5  rgb(22, 111, 181)  hsl(206, 78%, 40%)  French Blue
#b55c16  rgb(181, 92, 22)  hsl(26, 78%, 40%)  Burnt Orange
#b5166f  rgb(181, 22, 111)  hsl(326, 78%, 40%)  Jazzberry Jam
#6fb516  rgb(111, 181, 22)  hsl(86, 78%, 40%)  Kelly Green