ColorTool
Log in
#166BB6

#166bb6 ≈ French Blue

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

#166bb6 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 8.63% red, 41.96% green and 71.37% blue; printed in CMYK it uses 87.91% cyan, 41.21% magenta, 0% yellow and 28.63% black. Its hue angle is 208.13°, with 78.43% saturation and 40% 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 5.51:1 (WCAG AA). The closest named color is French Blue (#0072bb), ΔE 2.99.

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 luminance0.1406

Complementary

  1. #166bb6
  2. #b66116

Split complementary

  1. #166bb6
  2. #b6161b
  3. #b6b116

Analogous

  1. #16b6b1
  2. #166bb6
  3. #161bb6

Triadic

  1. #166bb6
  2. #b6166b
  3. #6bb616

Tetradic

  1. #166bb6
  2. #6116b6
  3. #b66116
  4. #6bb616

Square

  1. #166bb6
  2. #b116b6
  3. #b66116
  4. #1bb616

Monochromatic

  1. #061b2d
  2. #0e4372
  3. #166bb6
  4. #3292e6
  5. #77b6ee

Shades

#166bb6 mixed progressively with black.

  1. #166bb6
  2. #1460a4
  3. #125692
  4. #0f4b7f
  5. #0d406d
  6. #0b365b
  7. #092b49
  8. #072037
  9. #041524
  10. #020b12
  11. #000000

Tints

#166bb6 mixed progressively with white.

  1. #166bb6
  2. #2d7abd
  3. #4589c5
  4. #5c97cc
  5. #73a6d3
  6. #8bb5db
  7. #a2c4e2
  8. #b9d3e9
  9. #d0e1f0
  10. #e8f0f8
  11. #ffffff

Tones

#166bb6 mixed progressively with gray.

  1. #166bb6
  2. #216db1
  3. #2b6fab
  4. #3671a6
  5. #4073a0
  6. #4b769b
  7. #567896
  8. #607a90
  9. #6b7c8b
  10. #757e85
  11. #808080

Readable text 5.51:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.81:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #696969 ≈ 0.003% of males
Achromatomaly #546a8e ≈ 0.001% of males
Protanopia #4570b9 ≈ 1.01% of males
Deuteranopia #2a62b5 ≈ 1.27% of males
Tritanopia #007d87 ≈ 0.0001% of males
Protanomaly #386eb8 ≈ 1.08% of males
Deuteranomaly #2366b5 ≈ 4.63% of males
Tritanomaly #00769c ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-166bb6 {
  color: #166bb6;
}
Background
.bg-166bb6 {
  background-color: #166bb6;
  color: #ffffff;
}
Border
.border-166bb6 {
  border: 2px solid #166bb6;
}
CSS variables
:root {
  --color-primary: #166bb6;
  --color-primary-rgb: 22 107 182;
  --color-primary-hsl: 208 78% 40%;
}
Gradient
.gradient-166bb6 {
  background: linear-gradient(135deg, #166bb6, #161bb6);
}
Colored shadow
.shadow-166bb6 {
  box-shadow: 0 8px 24px rgb(22 107 182 / 0.35);
}

#0072bb French Blue ΔE 2.99 #0067a5 Medium Persian Blue ΔE 3.12 #0073cf True Blue ΔE 3.79 #26619c Lapis Lazuli ΔE 4.35 #1560bd Denim ΔE 4.59 #436b95 Queen Blue ΔE 4.72 #417dc1 Tufts Blue ΔE 7.08 #e99449 Inverted #696969 Grayscale 

French Blue
#166bb6  rgb(22, 107, 182)  hsl(208, 78%, 40%)  French Blue
#b66116  rgb(182, 97, 22)  hsl(28, 78%, 40%)  Ginger
#b6166b  rgb(182, 22, 107)  hsl(328, 78%, 40%)  Jazzberry Jam
#6bb616  rgb(107, 182, 22)  hsl(88, 78%, 40%)  Kelly Green