ColorTool
Log in
#166FC5

#166fc5 ≈ True Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#166fc5 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 8.63% red, 43.53% green and 77.25% blue; printed in CMYK it uses 88.83% cyan, 43.65% magenta, 0% yellow and 22.75% black. Its hue angle is 209.49°, with 79.91% saturation and 42.94% 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 5.1:1 (WCAG AA). The closest named color is True Blue (#0073cf), ΔE 1.78.

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 luminance0.1557

Complementary

  1. #166fc5
  2. #c56c16

Split complementary

  1. #166fc5
  2. #c51617
  3. #c5c416

Analogous

  1. #16c5c4
  2. #166fc5
  3. #1617c5

Triadic

  1. #166fc5
  2. #c5166f
  3. #6fc516

Tetradic

  1. #166fc5
  2. #6c16c5
  3. #c56c16
  4. #6fc516

Square

  1. #166fc5
  2. #c416c5
  3. #c56c16
  4. #17c516

Monochromatic

  1. #07213b
  2. #0e4880
  3. #166fc5
  4. #3e95e9
  5. #83bbf1

Shades

#166fc5 mixed progressively with black.

  1. #166fc5
  2. #1464b1
  3. #12599e
  4. #0f4e8a
  5. #0d4376
  6. #0b3863
  7. #092c4f
  8. #07213b
  9. #041627
  10. #020b14
  11. #000000

Tints

#166fc5 mixed progressively with white.

  1. #166fc5
  2. #2d7dcb
  3. #458cd1
  4. #5c9ad6
  5. #73a9dc
  6. #8bb7e2
  7. #a2c5e8
  8. #b9d4ee
  9. #d0e2f3
  10. #e8f1f9
  11. #ffffff

Tones

#166fc5 mixed progressively with gray.

  1. #166fc5
  2. #2171be
  3. #2b72b7
  4. #3674b0
  5. #4076a9
  6. #4b78a3
  7. #56799c
  8. #607b95
  9. #6b7d8e
  10. #757e87
  11. #808080

Readable text 5.1:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.11:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6e6e6e ≈ 0.003% of males
Achromatomaly #586e99 ≈ 0.001% of males
Protanopia #4276c8 ≈ 1.01% of males
Deuteranopia #1d67c3 ≈ 1.27% of males
Tritanopia #008490 ≈ 0.0001% of males
Protanomaly #3573c7 ≈ 1.08% of males
Deuteranomaly #1b6ac4 ≈ 4.63% of males
Tritanomaly #007ca8 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-166fc5 {
  color: #166fc5;
}
Background
.bg-166fc5 {
  background-color: #166fc5;
  color: #ffffff;
}
Border
.border-166fc5 {
  border: 2px solid #166fc5;
}
CSS variables
:root {
  --color-primary: #166fc5;
  --color-primary-rgb: 22 111 197;
  --color-primary-hsl: 209 80% 43%;
}
Gradient
.gradient-166fc5 {
  background: linear-gradient(135deg, #166fc5, #1617c5);
}
Colored shadow
.shadow-166fc5 {
  box-shadow: 0 8px 24px rgb(22 111 197 / 0.35);
}

#0073cf True Blue ΔE 1.78 #0072bb French Blue ΔE 2.86 #0067a5 Medium Persian Blue ΔE 5.21 #417dc1 Tufts Blue ΔE 5.31 #1560bd Denim ΔE 5.55 #436b95 Queen Blue ΔE 5.74 #26619c Lapis Lazuli ΔE 6.36 #e9903a Inverted #6e6e6e Grayscale 

True Blue
#166fc5  rgb(22, 111, 197)  hsl(209, 80%, 43%)  True Blue
#c56c16  rgb(197, 108, 22)  hsl(29, 80%, 43%)  Ochre
#c5166f  rgb(197, 22, 111)  hsl(329, 80%, 43%)  Telemagenta
#6fc516  rgb(111, 197, 22)  hsl(89, 80%, 43%)  Kelly Green