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#181FA2

#181fa2 ≈ Zaffre

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
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#181fa2 is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 9.41% red, 12.16% green and 63.53% blue; printed in CMYK it uses 85.19% cyan, 80.86% magenta, 0% yellow and 36.47% black. Its hue angle is 236.96°, with 74.19% saturation and 36.47% 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 11.96:1 (WCAG AAA). The closest named color is Zaffre (#0014a8), ΔE 2.14.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#003399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0378

Complementary

  1. #181fa2
  2. #a29b18

Split complementary

  1. #181fa2
  2. #a25618
  3. #64a218

Analogous

  1. #1864a2
  2. #181fa2
  3. #5618a2

Triadic

  1. #181fa2
  2. #a2181f
  3. #1fa218

Tetradic

  1. #181fa2
  2. #9b18a2
  3. #a29b18
  4. #1fa218

Square

  1. #181fa2
  2. #a21864
  3. #a29b18
  4. #18a256

Monochromatic

  1. #04051d
  2. #0e125f
  3. #181fa2
  4. #2731df
  5. #6a70e9

Shades

#181fa2 mixed progressively with black.

  1. #181fa2
  2. #161c92
  3. #131982
  4. #111671
  5. #0e1361
  6. #0c1051
  7. #0a0c41
  8. #070931
  9. #050620
  10. #020310
  11. #000000

Tints

#181fa2 mixed progressively with white.

  1. #181fa2
  2. #2f35ab
  3. #464cb5
  4. #5d62be
  5. #7479c7
  6. #8c8fd1
  7. #a3a5da
  8. #babce3
  9. #d1d2ec
  10. #e8e9f6
  11. #ffffff

Tones

#181fa2 mixed progressively with gray.

  1. #181fa2
  2. #22299f
  3. #2d329b
  4. #373c98
  5. #424694
  6. #4c5091
  7. #56598e
  8. #61638a
  9. #6b6d87
  10. #767683
  11. #808080

Readable text 11.96:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.76:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #373737 ≈ 0.003% of males
Achromatomaly #2d2f72 ≈ 0.001% of males
Protanopia #003ea6 ≈ 1.01% of males
Deuteranopia #002fa0 ≈ 1.27% of males
Tritanopia #004861 ≈ 0.0001% of males
Protanomaly #0034a4 ≈ 1.08% of males
Deuteranomaly #002aa1 ≈ 4.63% of males
Tritanomaly #003c80 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-181fa2 {
  color: #181fa2;
}
Background
.bg-181fa2 {
  background-color: #181fa2;
  color: #ffffff;
}
Border
.border-181fa2 {
  border: 2px solid #181fa2;
}
CSS variables
:root {
  --color-primary: #181fa2;
  --color-primary-rgb: 24 31 162;
  --color-primary-hsl: 237 74% 36%;
}
Gradient
.gradient-181fa2 {
  background: linear-gradient(135deg, #181fa2, #5618a2);
}
Colored shadow
.shadow-181fa2 {
  box-shadow: 0 8px 24px rgb(24 31 162 / 0.35);
}

#0014a8 Zaffre ΔE 2.14 #002395 Imperial Blue ΔE 2.68 #000f89 Phthalo Blue ΔE 4.83 #1034a6 Egyptian Blue ΔE 5.59 #0000cd Medium Blue ΔE 5.82 #00008b Dark Blue ΔE 6.12 #003399 Smalt ΔE 6.32 #e7e05d Inverted #373737 Grayscale 

Zaffre
#181fa2  rgb(24, 31, 162)  hsl(237, 74%, 36%)  Zaffre
#a29b18  rgb(162, 155, 24)  hsl(57, 74%, 36%)  Brass
#a2181f  rgb(162, 24, 31)  hsl(357, 74%, 36%)  Brown
#1fa218  rgb(31, 162, 24)  hsl(117, 74%, 36%)  Islamic Green