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#181FDA

#181fda ≈ Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#181fda is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 9.41% red, 12.16% green and 85.49% blue; printed in CMYK it uses 88.99% cyan, 85.78% magenta, 0% yellow and 14.51% black. Its hue angle is 237.84°, with 80.17% saturation and 47.45% 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 call-to-action buttons. White text on this color reaches a contrast ratio of 9.34:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 4.05.

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 luminance0.0624

Complementary

  1. #181fda
  2. #dad318

Split complementary

  1. #181fda
  2. #da7218
  3. #80da18

Analogous

  1. #1880da
  2. #181fda
  3. #7218da

Triadic

  1. #181fda
  2. #da181f
  3. #1fda18

Tetradic

  1. #181fda
  2. #d318da
  3. #dad318
  4. #1fda18

Square

  1. #181fda
  2. #da1880
  3. #dad318
  4. #18da72

Monochromatic

  1. #090b50
  2. #101595
  3. #181fda
  4. #5258ec
  5. #979bf4

Shades

#181fda mixed progressively with black.

  1. #181fda
  2. #161cc4
  3. #1319ae
  4. #111699
  5. #0e1383
  6. #0c106d
  7. #0a0c57
  8. #070941
  9. #05062c
  10. #020316
  11. #000000

Tints

#181fda mixed progressively with white.

  1. #181fda
  2. #2f35de
  3. #464ce1
  4. #5d62e5
  5. #7479e9
  6. #8c8fed
  7. #a3a5f0
  8. #babcf4
  9. #d1d2f8
  10. #e8e9fb
  11. #ffffff

Tones

#181fda mixed progressively with gray.

  1. #181fda
  2. #2229d1
  3. #2d32c8
  4. #373cbf
  5. #4246b6
  6. #4c50ad
  7. #5659a4
  8. #61639b
  9. #6b6d92
  10. #767689
  11. #808080

Readable text 9.34:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.25:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #474747 ≈ 0.003% of males
Achromatomaly #393a99 ≈ 0.001% of males
Protanopia #0051df ≈ 1.01% of males
Deuteranopia #003cd7 ≈ 1.27% of males
Tritanopia #005f82 ≈ 0.0001% of males
Protanomaly #0042dd ≈ 1.08% of males
Deuteranomaly #0032d8 ≈ 4.63% of males
Tritanomaly #004dac ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-181fda {
  color: #181fda;
}
Background
.bg-181fda {
  background-color: #181fda;
  color: #ffffff;
}
Border
.border-181fda {
  border: 2px solid #181fda;
}
CSS variables
:root {
  --color-primary: #181fda;
  --color-primary-rgb: 24 31 218;
  --color-primary-hsl: 238 80% 47%;
}
Gradient
.gradient-181fda {
  background: linear-gradient(135deg, #181fda, #7218da);
}
Colored shadow
.shadow-181fda {
  box-shadow: 0 8px 24px rgb(24 31 218 / 0.35);
}

#0000ff Blue ΔE 4.05 #0000cd Medium Blue ΔE 4.08 #3f00ff Ultramarine ΔE 5.30 #5218fa Han Purple ΔE 6.30 #1c39bb Persian Blue ΔE 6.44 #0014a8 Zaffre ΔE 7.19 #1034a6 Egyptian Blue ΔE 8.13 #e7e025 Inverted #474747 Grayscale 

Blue
#181fda  rgb(24, 31, 218)  hsl(238, 80%, 47%)  Blue
#dad318  rgb(218, 211, 24)  hsl(58, 80%, 47%)  Citrine
#da181f  rgb(218, 24, 31)  hsl(358, 80%, 47%)  Cadmium Red
#1fda18  rgb(31, 218, 24)  hsl(118, 80%, 47%)  Lime Green