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#1845BB

#1845bb ≈ Cobalt Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#1845bb is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 9.41% red, 27.06% green and 73.33% blue; printed in CMYK it uses 87.17% cyan, 63.1% magenta, 0% yellow and 26.67% black. Its hue angle is 223.44°, with 77.25% saturation and 41.37% 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 8.05:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 3.24.

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 luminance0.0804

Complementary

  1. #1845bb
  2. #bb8e18

Split complementary

  1. #1845bb
  2. #bb3d18
  3. #96bb18

Analogous

  1. #1896bb
  2. #1845bb
  3. #3d18bb

Triadic

  1. #1845bb
  2. #bb1845
  3. #45bb18

Tetradic

  1. #1845bb
  2. #8e18bb
  3. #bb8e18
  4. #45bb18

Square

  1. #1845bb
  2. #bb1896
  3. #bb8e18
  4. #18bb3d

Monochromatic

  1. #071333
  2. #0f2c77
  3. #1845bb
  4. #3a69e6
  5. #7e9dee

Shades

#1845bb mixed progressively with black.

  1. #1845bb
  2. #163ea8
  3. #133796
  4. #113083
  5. #0e2970
  6. #0c235e
  7. #0a1c4b
  8. #071538
  9. #050e25
  10. #020713
  11. #000000

Tints

#1845bb mixed progressively with white.

  1. #1845bb
  2. #2f58c2
  3. #466ac9
  4. #5d7dcf
  5. #748fd6
  6. #8ca2dd
  7. #a3b5e4
  8. #bac7eb
  9. #d1daf1
  10. #e8ecf8
  11. #ffffff

Tones

#1845bb mixed progressively with gray.

  1. #1845bb
  2. #224bb5
  3. #2d51af
  4. #3757a9
  5. #425da3
  6. #4c639e
  7. #566898
  8. #616e92
  9. #6b748c
  10. #767a86
  11. #808080

Readable text 8.05:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.61:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #505050 ≈ 0.003% of males
Achromatomaly #404c88 ≈ 0.001% of males
Protanopia #0058bf ≈ 1.01% of males
Deuteranopia #0049b9 ≈ 1.27% of males
Tritanopia #006479 ≈ 0.0001% of males
Protanomaly #0051bd ≈ 1.08% of males
Deuteranomaly #0047ba ≈ 4.63% of males
Tritanomaly #005998 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1845bb {
  color: #1845bb;
}
Background
.bg-1845bb {
  background-color: #1845bb;
  color: #ffffff;
}
Border
.border-1845bb {
  border: 2px solid #1845bb;
}
CSS variables
:root {
  --color-primary: #1845bb;
  --color-primary-rgb: 24 69 187;
  --color-primary-hsl: 223 77% 41%;
}
Gradient
.gradient-1845bb {
  background: linear-gradient(135deg, #1845bb, #3d18bb);
}
Colored shadow
.shadow-1845bb {
  box-shadow: 0 8px 24px rgb(24 69 187 / 0.35);
}

#0047ab Cobalt Blue ΔE 3.24 #1c39bb Persian Blue ΔE 3.76 #0f52ba Sapphire ΔE 4.70 #1034a6 Egyptian Blue ΔE 5.54 #4f42b5 Ocean Blue ΔE 6.40 #003399 Smalt ΔE 6.73 #0f4d92 Yale Blue ΔE 7.50 #e7ba44 Inverted #505050 Grayscale 

Cobalt Blue
#1845bb  rgb(24, 69, 187)  hsl(223, 77%, 41%)  Cobalt Blue
#bb8e18  rgb(187, 142, 24)  hsl(43, 77%, 41%)  Dark Goldenrod
#bb1845  rgb(187, 24, 69)  hsl(343, 77%, 41%)  Cardinal
#45bb18  rgb(69, 187, 24)  hsl(103, 77%, 41%)  Kelly Green