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#166CD7

#166cd7 ≈ True Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#166cd7 is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 8.63% red, 42.35% green and 84.31% blue; printed in CMYK it uses 89.77% cyan, 49.77% magenta, 0% yellow and 15.69% black. Its hue angle is 213.26°, with 81.43% saturation and 46.47% 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 5.05:1 (WCAG AA). The closest named color is True Blue (#0073cf), ΔE 3.61.

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 luminance0.158

Complementary

  1. #166cd7
  2. #d78116

Split complementary

  1. #166cd7
  2. #d72016
  3. #cdd716

Analogous

  1. #16cdd7
  2. #166cd7
  3. #2016d7

Triadic

  1. #166cd7
  2. #d7166c
  3. #6cd716

Tetradic

  1. #166cd7
  2. #8116d7
  3. #d78116
  4. #6cd716

Square

  1. #166cd7
  2. #d716cd
  3. #d78116
  4. #16d720

Monochromatic

  1. #08264c
  2. #0f4992
  3. #166cd7
  4. #4d94ed
  5. #92bef4

Shades

#166cd7 mixed progressively with black.

  1. #166cd7
  2. #1461c2
  3. #1256ac
  4. #0f4c97
  5. #0d4181
  6. #0b366c
  7. #092b56
  8. #072041
  9. #04162b
  10. #020b16
  11. #000000

Tints

#166cd7 mixed progressively with white.

  1. #166cd7
  2. #2d7bdb
  3. #4589df
  4. #5c98e3
  5. #73a7e7
  6. #8bb6eb
  7. #a2c4ef
  8. #b9d3f3
  9. #d0e2f7
  10. #e8f0fb
  11. #ffffff

Tones

#166cd7 mixed progressively with gray.

  1. #166cd7
  2. #216ece
  3. #2b70c6
  4. #3672bd
  5. #4074b4
  6. #4b76ac
  7. #5678a3
  8. #607a9a
  9. #6b7c91
  10. #757e89
  11. #808080

Readable text 5.05:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.16:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6f6f6f ≈ 0.003% of males
Achromatomaly #586ea3 ≈ 0.001% of males
Protanopia #2778db ≈ 1.01% of males
Deuteranopia #0067d5 ≈ 1.27% of males
Tritanopia #008697 ≈ 0.0001% of males
Protanomaly #2173d9 ≈ 1.08% of males
Deuteranomaly #0069d6 ≈ 4.63% of males
Tritanomaly #007db4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-166cd7 {
  color: #166cd7;
}
Background
.bg-166cd7 {
  background-color: #166cd7;
  color: #ffffff;
}
Border
.border-166cd7 {
  border: 2px solid #166cd7;
}
CSS variables
:root {
  --color-primary: #166cd7;
  --color-primary-rgb: 22 108 215;
  --color-primary-hsl: 213 81% 46%;
}
Gradient
.gradient-166cd7 {
  background: linear-gradient(135deg, #166cd7, #2016d7);
}
Colored shadow
.shadow-166cd7 {
  box-shadow: 0 8px 24px rgb(22 108 215 / 0.35);
}

#0073cf True Blue ΔE 3.61 #4169e1 Royal Blue ΔE 4.92 #1560bd Denim ΔE 5.06 #0070ff Brandeis Blue ΔE 5.07 #0072bb French Blue ΔE 5.64 #417dc1 Tufts Blue ΔE 6.21 #436b95 Queen Blue ΔE 6.69 #e99328 Inverted #6f6f6f Grayscale 

True Blue
#166cd7  rgb(22, 108, 215)  hsl(213, 81%, 46%)  True Blue
#d78116  rgb(215, 129, 22)  hsl(33, 81%, 46%)  Fulvous
#d7166c  rgb(215, 22, 108)  hsl(333, 81%, 46%)  Dogwood Rose
#6cd716  rgb(108, 215, 22)  hsl(93, 81%, 46%)  Lime Green