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#181EF2

#181ef2 ≈ Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#181ef2 is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 9.41% red, 11.76% green and 94.9% blue; printed in CMYK it uses 90.08% cyan, 87.6% magenta, 0% yellow and 5.1% black. Its hue angle is 238.35°, with 89.34% saturation and 52.16% 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 8.38:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 2.05.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0753

Complementary

  1. #181ef2
  2. #f2ec18

Split complementary

  1. #181ef2
  2. #f27f18
  3. #8bf218

Analogous

  1. #188bf2
  2. #181ef2
  3. #7f18f2

Triadic

  1. #181ef2
  2. #f2181e
  3. #1ef218

Tetradic

  1. #181ef2
  2. #ec18f2
  3. #f2ec18
  4. #1ef218

Square

  1. #181ef2
  2. #f2188b
  3. #f2ec18
  4. #18f27f

Monochromatic

  1. #06096b
  2. #0a0fb3
  3. #181ef2
  4. #6065f6
  5. #a9abfa

Shades

#181ef2 mixed progressively with black.

  1. #181ef2
  2. #161bda
  3. #1318c2
  4. #1115a9
  5. #0e1291
  6. #0c0f79
  7. #0a0c61
  8. #070949
  9. #050630
  10. #020318
  11. #000000

Tints

#181ef2 mixed progressively with white.

  1. #181ef2
  2. #2f35f3
  3. #464bf5
  4. #5d62f6
  5. #7478f7
  6. #8c8ff9
  7. #a3a5fa
  8. #babcfb
  9. #d1d2fc
  10. #e8e9fe
  11. #ffffff

Tones

#181ef2 mixed progressively with gray.

  1. #181ef2
  2. #2228e7
  3. #2d32db
  4. #373bd0
  5. #4245c4
  6. #4c4fb9
  7. #5659ae
  8. #6163a2
  9. #6b6c97
  10. #76768b
  11. #808080

Readable text 8.38:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.51:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4e4e4e ≈ 0.003% of males
Achromatomaly #3e3faa ≈ 0.001% of males
Protanopia #0059f7 ≈ 1.01% of males
Deuteranopia #0041ef ≈ 1.27% of males
Tritanopia #006990 ≈ 0.0001% of males
Protanomaly #0048f5 ≈ 1.08% of males
Deuteranomaly #0036f0 ≈ 4.63% of males
Tritanomaly #0055bf ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-181ef2 {
  color: #181ef2;
}
Background
.bg-181ef2 {
  background-color: #181ef2;
  color: #ffffff;
}
Border
.border-181ef2 {
  border: 2px solid #181ef2;
}
CSS variables
:root {
  --color-primary: #181ef2;
  --color-primary-rgb: 24 30 242;
  --color-primary-hsl: 238 89% 52%;
}
Gradient
.gradient-181ef2 {
  background: linear-gradient(135deg, #181ef2, #7f18f2);
}
Colored shadow
.shadow-181ef2 {
  box-shadow: 0 8px 24px rgb(24 30 242 / 0.35);
}

#0000ff Blue ΔE 2.05 #3f00ff Ultramarine ΔE 2.94 #5218fa Han Purple ΔE 4.01 #0000cd Medium Blue ΔE 6.43 #6f00ff Electric Indigo ΔE 7.10 #1c39bb Persian Blue ΔE 7.93 #4f42b5 Ocean Blue ΔE 9.52 #e7e10d Inverted #4e4e4e Grayscale 

Blue
#181ef2  rgb(24, 30, 242)  hsl(238, 89%, 52%)  Blue
#f2ec18  rgb(242, 236, 24)  hsl(58, 89%, 52%)  Titanium Yellow
#f2181e  rgb(242, 24, 30)  hsl(358, 89%, 52%)  Lust
#1ef218  rgb(30, 242, 24)  hsl(118, 89%, 52%)  Lime