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#181BBD

#181bbd ≈ Medium Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#181bbd is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 9.41% red, 10.59% green and 74.12% blue; printed in CMYK it uses 87.3% cyan, 85.71% magenta, 0% yellow and 25.88% black. Its hue angle is 238.91°, with 77.46% saturation and 41.76% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 10.88:1 (WCAG AAA). The closest named color is Medium Blue (#0000cd), ΔE 2.8.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0465

Complementary

  1. #181bbd
  2. #bdba18

Split complementary

  1. #181bbd
  2. #bd6718
  3. #6dbd18

Analogous

  1. #186dbd
  2. #181bbd
  3. #6718bd

Triadic

  1. #181bbd
  2. #bd181b
  3. #1bbd18

Tetradic

  1. #181bbd
  2. #ba18bd
  3. #bdba18
  4. #1bbd18

Square

  1. #181bbd
  2. #bd186d
  3. #bdba18
  4. #18bd67

Monochromatic

  1. #070835
  2. #0f1179
  3. #181bbd
  4. #3b3ee6
  5. #7f81ef

Shades

#181bbd mixed progressively with black.

  1. #181bbd
  2. #1618aa
  3. #131697
  4. #111384
  5. #0e1071
  6. #0c0e5f
  7. #0a0b4c
  8. #070839
  9. #050526
  10. #020313
  11. #000000

Tints

#181bbd mixed progressively with white.

  1. #181bbd
  2. #2f32c4
  3. #4649ca
  4. #5d5fd1
  5. #7476d7
  6. #8c8dde
  7. #a3a4e5
  8. #babbeb
  9. #d1d1f2
  10. #e8e8f8
  11. #ffffff

Tones

#181bbd mixed progressively with gray.

  1. #181bbd
  2. #2225b7
  3. #2d2fb1
  4. #3739ab
  5. #4243a5
  6. #4c4e9f
  7. #565898
  8. #616292
  9. #6b6c8c
  10. #767686
  11. #808080

Readable text 10.88:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.93:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #3d3d3d ≈ 0.003% of males
Achromatomaly #323284 ≈ 0.001% of males
Protanopia #0045c1 ≈ 1.01% of males
Deuteranopia #0034ba ≈ 1.27% of males
Tritanopia #005270 ≈ 0.0001% of males
Protanomaly #0039c0 ≈ 1.08% of males
Deuteranomaly #002cbb ≈ 4.63% of males
Tritanomaly #004295 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-181bbd {
  color: #181bbd;
}
Background
.bg-181bbd {
  background-color: #181bbd;
  color: #ffffff;
}
Border
.border-181bbd {
  border: 2px solid #181bbd;
}
CSS variables
:root {
  --color-primary: #181bbd;
  --color-primary-rgb: 24 27 189;
  --color-primary-hsl: 239 77% 42%;
}
Gradient
.gradient-181bbd {
  background: linear-gradient(135deg, #181bbd, #6718bd);
}
Colored shadow
.shadow-181bbd {
  box-shadow: 0 8px 24px rgb(24 27 189 / 0.35);
}

#0000cd Medium Blue ΔE 2.80 #0014a8 Zaffre ΔE 3.39 #002395 Imperial Blue ΔE 5.98 #1c39bb Persian Blue ΔE 6.69 #1034a6 Egyptian Blue ΔE 6.73 #0000ff Blue ΔE 7.50 #000f89 Phthalo Blue ΔE 7.67 #e7e442 Inverted #3d3d3d Grayscale 

Medium Blue
#181bbd  rgb(24, 27, 189)  hsl(239, 77%, 42%)  Medium Blue
#bdba18  rgb(189, 186, 24)  hsl(59, 77%, 42%)  Old Gold
#bd181b  rgb(189, 24, 27)  hsl(359, 77%, 42%)  Cornell Red
#1bbd18  rgb(27, 189, 24)  hsl(119, 77%, 42%)  Kelly Green