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#1B287C

#1b287c ≈ Imperial Blue

  • blue
  • Lightness: low
  • Saturation: moderate
  • Cool
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#1b287c is a color from the blue family, with low lightness and moderate saturation. In the RGB model it is made of 10.59% red, 15.69% green and 48.63% blue; printed in CMYK it uses 78.23% cyan, 67.74% magenta, 0% yellow and 51.37% black. Its hue angle is 231.96°, with 64.24% saturation and 29.61% 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 luxury branding. White text on this color reaches a contrast ratio of 12.8:1 (WCAG AAA). The closest named color is Imperial Blue (#002395), ΔE 4.32.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333366
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0321

Complementary

  1. #1b287c
  2. #7c6f1b

Split complementary

  1. #1b287c
  2. #7c3f1b
  3. #597c1b

Analogous

  1. #1b597c
  2. #1b287c
  3. #3f1b7c

Triadic

  1. #1b287c
  2. #7c1b28
  3. #287c1b

Tetradic

  1. #1b287c
  2. #6f1b7c
  3. #7c6f1b
  4. #287c1b

Square

  1. #1b287c
  2. #7c1b59
  3. #7c6f1b
  4. #1b7c3f

Monochromatic

  1. #040511
  2. #0d143d
  3. #1b287c
  4. #293cbb
  5. #5668da

Shades

#1b287c mixed progressively with black.

  1. #1b287c
  2. #182470
  3. #162063
  4. #131c57
  5. #10184a
  6. #0e143e
  7. #0b1032
  8. #080c25
  9. #050819
  10. #03040c
  11. #000000

Tints

#1b287c mixed progressively with white.

  1. #1b287c
  2. #323e89
  3. #495396
  4. #5f69a3
  5. #767eb0
  6. #8d94be
  7. #a4a9cb
  8. #bbbfd8
  9. #d1d4e5
  10. #e8eaf2
  11. #ffffff

Tones

#1b287c mixed progressively with gray.

  1. #1b287c
  2. #25317c
  3. #2f3a7d
  4. #39427d
  5. #434b7e
  6. #4e547e
  7. #585d7e
  8. #62667f
  9. #6c6e7f
  10. #767780
  11. #808080

Readable text 12.8:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.64:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #323232 ≈ 0.003% of males
Achromatomaly #2a2e59 ≈ 0.001% of males
Protanopia #00377f ≈ 1.01% of males
Deuteranopia #002e7a ≈ 1.27% of males
Tritanopia #003e4e ≈ 0.0001% of males
Protanomaly #00317e ≈ 1.08% of males
Deuteranomaly #002b7b ≈ 4.63% of males
Tritanomaly #003764 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1b287c {
  color: #1b287c;
}
Background
.bg-1b287c {
  background-color: #1b287c;
  color: #ffffff;
}
Border
.border-1b287c {
  border: 2px solid #1b287c;
}
CSS variables
:root {
  --color-primary: #1b287c;
  --color-primary-rgb: 27 40 124;
  --color-primary-hsl: 232 64% 30%;
}
Gradient
.gradient-1b287c {
  background: linear-gradient(135deg, #1b287c, #3f1b7c);
}
Colored shadow
.shadow-1b287c {
  box-shadow: 0 8px 24px rgb(27 40 124 / 0.35);
}

#002395 Imperial Blue ΔE 4.32 #191970 Midnight Blue ΔE 4.39 #003399 Smalt ΔE 5.24 #1034a6 Egyptian Blue ΔE 6.61 #000f89 Phthalo Blue ΔE 6.75 #32127a Persian Indigo ΔE 7.12 #483d8b Dark Slate Blue ΔE 8.11 #e4d783 Inverted #323232 Grayscale 

Imperial Blue
#1b287c  rgb(27, 40, 124)  hsl(232, 64%, 30%)  Imperial Blue
#7c6f1b  rgb(124, 111, 27)  hsl(52, 64%, 30%)  Olive
#7c1b28  rgb(124, 27, 40)  hsl(352, 64%, 30%)  Burgundy
#287c1b  rgb(40, 124, 27)  hsl(112, 64%, 30%)  Green