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#183FB2

#183fb2 ≈ Persian Blue

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
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#183fb2 is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 9.41% red, 24.71% green and 69.8% blue; printed in CMYK it uses 86.52% cyan, 64.61% magenta, 0% yellow and 30.2% black. Its hue angle is 224.81°, with 76.24% saturation and 39.61% 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 8.78:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 2.49.

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 luminance0.0696

Complementary

  1. #183fb2
  2. #b28b18

Split complementary

  1. #183fb2
  2. #b23e18
  3. #8cb218

Analogous

  1. #188cb2
  2. #183fb2
  3. #3e18b2

Triadic

  1. #183fb2
  2. #b2183f
  3. #3fb218

Tetradic

  1. #183fb2
  2. #8b18b2
  3. #b28b18
  4. #3fb218

Square

  1. #183fb2
  2. #b2188c
  3. #b28b18
  4. #18b23e

Monochromatic

  1. #060f2b
  2. #0f276f
  3. #183fb2
  4. #3360e3
  5. #7694ed

Shades

#183fb2 mixed progressively with black.

  1. #183fb2
  2. #1639a0
  3. #13328e
  4. #112c7d
  5. #0e266b
  6. #0c2059
  7. #0a1947
  8. #071335
  9. #050d24
  10. #020612
  11. #000000

Tints

#183fb2 mixed progressively with white.

  1. #183fb2
  2. #2f52ba
  3. #4665c1
  4. #5d79c9
  5. #748cd1
  6. #8c9fd9
  7. #a3b2e0
  8. #bac5e8
  9. #d1d9f0
  10. #e8ecf7
  11. #ffffff

Tones

#183fb2 mixed progressively with gray.

  1. #183fb2
  2. #2246ad
  3. #2d4ca8
  4. #3753a3
  5. #42599e
  6. #4c6099
  7. #566694
  8. #616d8f
  9. #6b738a
  10. #767a85
  11. #808080

Readable text 8.78:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.39:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4b4b4b ≈ 0.003% of males
Achromatomaly #3c4681 ≈ 0.001% of males
Protanopia #0052b6 ≈ 1.01% of males
Deuteranopia #0044b0 ≈ 1.27% of males
Tritanopia #005e72 ≈ 0.0001% of males
Protanomaly #004bb4 ≈ 1.08% of males
Deuteranomaly #0042b1 ≈ 4.63% of males
Tritanomaly #005390 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-183fb2 {
  color: #183fb2;
}
Background
.bg-183fb2 {
  background-color: #183fb2;
  color: #ffffff;
}
Border
.border-183fb2 {
  border: 2px solid #183fb2;
}
CSS variables
:root {
  --color-primary: #183fb2;
  --color-primary-rgb: 24 63 178;
  --color-primary-hsl: 225 76% 40%;
}
Gradient
.gradient-183fb2 {
  background: linear-gradient(135deg, #183fb2, #3e18b2);
}
Colored shadow
.shadow-183fb2 {
  box-shadow: 0 8px 24px rgb(24 63 178 / 0.35);
}

#1c39bb Persian Blue ΔE 2.49 #1034a6 Egyptian Blue ΔE 3.47 #0047ab Cobalt Blue ΔE 3.78 #003399 Smalt ΔE 4.75 #4f42b5 Ocean Blue ΔE 6.26 #0f52ba Sapphire ΔE 6.47 #0f4d92 Yale Blue ΔE 8.01 #e7c04d Inverted #4b4b4b Grayscale 

Persian Blue
#183fb2  rgb(24, 63, 178)  hsl(225, 76%, 40%)  Persian Blue
#b28b18  rgb(178, 139, 24)  hsl(45, 76%, 40%)  Dark Goldenrod
#b2183f  rgb(178, 24, 63)  hsl(345, 76%, 40%)  Vivid Burgundy
#3fb218  rgb(63, 178, 24)  hsl(105, 76%, 40%)  Kelly Green