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#183DBA

#183dba ≈ Persian Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#183dba is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 9.41% red, 23.92% green and 72.94% blue; printed in CMYK it uses 87.1% cyan, 67.2% magenta, 0% yellow and 27.06% black. Its hue angle is 226.3°, with 77.14% saturation and 41.18% 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 8.69:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 1.3.

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 luminance0.0708

Complementary

  1. #183dba
  2. #ba9518

Split complementary

  1. #183dba
  2. #ba4418
  3. #8eba18

Analogous

  1. #188eba
  2. #183dba
  3. #4418ba

Triadic

  1. #183dba
  2. #ba183d
  3. #3dba18

Tetradic

  1. #183dba
  2. #9518ba
  3. #ba9518
  4. #3dba18

Square

  1. #183dba
  2. #ba188e
  3. #ba9518
  4. #18ba44

Monochromatic

  1. #071133
  2. #0f2776
  3. #183dba
  4. #3960e5
  5. #7d97ee

Shades

#183dba mixed progressively with black.

  1. #183dba
  2. #1637a7
  3. #133195
  4. #112b82
  5. #0e2570
  6. #0c1f5d
  7. #0a184a
  8. #071238
  9. #050c25
  10. #020613
  11. #000000

Tints

#183dba mixed progressively with white.

  1. #183dba
  2. #2f50c1
  3. #4664c8
  4. #5d77cf
  5. #748bd6
  6. #8c9edd
  7. #a3b1e3
  8. #bac5ea
  9. #d1d8f1
  10. #e8ecf8
  11. #ffffff

Tones

#183dba mixed progressively with gray.

  1. #183dba
  2. #2244b4
  3. #2d4aae
  4. #3751a9
  5. #4258a3
  6. #4c5f9d
  7. #566597
  8. #616c91
  9. #6b738c
  10. #767986
  11. #808080

Readable text 8.69:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.42:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4b4b4b ≈ 0.003% of males
Achromatomaly #3d4686 ≈ 0.001% of males
Protanopia #0053be ≈ 1.01% of males
Deuteranopia #0044b8 ≈ 1.27% of males
Tritanopia #005f76 ≈ 0.0001% of males
Protanomaly #004bbc ≈ 1.08% of males
Deuteranomaly #0041b9 ≈ 4.63% of males
Tritanomaly #005496 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-183dba {
  color: #183dba;
}
Background
.bg-183dba {
  background-color: #183dba;
  color: #ffffff;
}
Border
.border-183dba {
  border: 2px solid #183dba;
}
CSS variables
:root {
  --color-primary: #183dba;
  --color-primary-rgb: 24 61 186;
  --color-primary-hsl: 226 77% 41%;
}
Gradient
.gradient-183dba {
  background: linear-gradient(135deg, #183dba, #4418ba);
}
Colored shadow
.shadow-183dba {
  box-shadow: 0 8px 24px rgb(24 61 186 / 0.35);
}

#1c39bb Persian Blue ΔE 1.30 #1034a6 Egyptian Blue ΔE 3.60 #0047ab Cobalt Blue ΔE 4.96 #003399 Smalt ΔE 5.36 #4f42b5 Ocean Blue ΔE 5.78 #0f52ba Sapphire ΔE 7.18 #002395 Imperial Blue ΔE 8.38 #e7c245 Inverted #4b4b4b Grayscale 

Persian Blue
#183dba  rgb(24, 61, 186)  hsl(226, 77%, 41%)  Persian Blue
#ba9518  rgb(186, 149, 24)  hsl(46, 77%, 41%)  Dark Goldenrod
#ba183d  rgb(186, 24, 61)  hsl(346, 77%, 41%)  Cardinal
#3dba18  rgb(61, 186, 24)  hsl(106, 77%, 41%)  Kelly Green