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#2B458E

#2b458e ≈ Cobalt Blue

  • blue
  • Lightness: low
  • Saturation: moderate
  • Cool
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#2b458e is a color from the blue family, with low lightness and moderate saturation. In the RGB model it is made of 16.86% red, 27.06% green and 55.69% blue; printed in CMYK it uses 69.72% cyan, 51.41% magenta, 0% yellow and 44.31% black. Its hue angle is 224.24°, with 53.51% saturation and 36.27% 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 8.96:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 4.48.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0672

Complementary

  1. #2b458e
  2. #8e742b

Split complementary

  1. #2b458e
  2. #8e422b
  3. #768e2b

Analogous

  1. #2b768e
  2. #2b458e
  3. #422b8e

Triadic

  1. #2b458e
  2. #8e2b45
  3. #458e2b

Tetradic

  1. #2b458e
  2. #742b8e
  3. #8e742b
  4. #458e2b

Square

  1. #2b458e
  2. #8e2b76
  3. #8e742b
  4. #2b8e42

Monochromatic

  1. #070c19
  2. #192853
  3. #2b458e
  4. #4063c5
  5. #7b93d7

Shades

#2b458e mixed progressively with black.

  1. #2b458e
  2. #273e80
  3. #223772
  4. #1e3063
  5. #1a2955
  6. #162347
  7. #111c39
  8. #0d152b
  9. #090e1c
  10. #04070e
  11. #000000

Tints

#2b458e mixed progressively with white.

  1. #2b458e
  2. #405899
  3. #556aa5
  4. #6b7db0
  5. #808fbb
  6. #95a2c7
  7. #aab5d2
  8. #bfc7dd
  9. #d5dae8
  10. #eaecf4
  11. #ffffff

Tones

#2b458e mixed progressively with gray.

  1. #2b458e
  2. #344b8d
  3. #3c518b
  4. #45578a
  5. #4d5d88
  6. #566387
  7. #5e6886
  8. #676e84
  9. #6f7483
  10. #787a81
  11. #808080

Readable text 8.96:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.34:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #494949 ≈ 0.003% of males
Achromatomaly #3f486c ≈ 0.001% of males
Protanopia #1b4e91 ≈ 1.01% of males
Deuteranopia #00458d ≈ 1.27% of males
Tritanopia #005663 ≈ 0.0001% of males
Protanomaly #224b90 ≈ 1.08% of males
Deuteranomaly #17458d ≈ 4.63% of males
Tritanomaly #005076 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-2b458e {
  color: #2b458e;
}
Background
.bg-2b458e {
  background-color: #2b458e;
  color: #ffffff;
}
Border
.border-2b458e {
  border: 2px solid #2b458e;
}
CSS variables
:root {
  --color-primary: #2b458e;
  --color-primary-rgb: 43 69 142;
  --color-primary-hsl: 224 54% 36%;
}
Gradient
.gradient-2b458e {
  background: linear-gradient(135deg, #2b458e, #422b8e);
}
Colored shadow
.shadow-2b458e {
  box-shadow: 0 8px 24px rgb(43 69 142 / 0.35);
}

#0047ab Cobalt Blue ΔE 4.48 #0f4d92 Yale Blue ΔE 5.06 #003399 Smalt ΔE 6.21 #1034a6 Egyptian Blue ΔE 6.85 #0f52ba Sapphire ΔE 7.12 #483d8b Dark Slate Blue ΔE 7.18 #1c39bb Persian Blue ΔE 7.88 #d4ba71 Inverted #494949 Grayscale 

Cobalt Blue
#2b458e  rgb(43, 69, 142)  hsl(224, 54%, 36%)  Cobalt Blue
#8e742b  rgb(142, 116, 43)  hsl(44, 54%, 36%)  Golden Brown
#8e2b45  rgb(142, 43, 69)  hsl(344, 54%, 36%)  Claret
#458e2b  rgb(69, 142, 43)  hsl(104, 54%, 36%)  Forest Green