ColorTool
Log in
#0D45BC

#0d45bc ≈ Cobalt Blue

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#0d45bc is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 5.1% red, 27.06% green and 73.73% blue; printed in CMYK it uses 93.09% cyan, 63.3% magenta, 0% yellow and 26.27% black. Its hue angle is 220.8°, with 87.06% saturation and 39.41% 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 call-to-action buttons. White text on this color reaches a contrast ratio of 8.09:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 3.01.

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 luminance0.0797

Complementary

  1. #0d45bc
  2. #bc840d

Split complementary

  1. #0d45bc
  2. #bc2d0d
  3. #9cbc0d

Analogous

  1. #0d9cbc
  2. #0d45bc
  3. #2d0dbc

Triadic

  1. #0d45bc
  2. #bc0d45
  3. #45bc0d

Tetradic

  1. #0d45bc
  2. #840dbc
  3. #bc840d
  4. #45bc0d

Square

  1. #0d45bc
  2. #bc0d9c
  3. #bc840d
  4. #0dbc2d

Monochromatic

  1. #03102d
  2. #082b74
  3. #0d45bc
  4. #2666f0
  5. #6d99f5

Shades

#0d45bc mixed progressively with black.

  1. #0d45bc
  2. #0c3ea9
  3. #0a3796
  4. #093084
  5. #082971
  6. #07235e
  7. #051c4b
  8. #041538
  9. #030e26
  10. #010713
  11. #000000

Tints

#0d45bc mixed progressively with white.

  1. #0d45bc
  2. #2558c3
  3. #3d6ac9
  4. #567dd0
  5. #6e8fd7
  6. #86a2de
  7. #9eb5e4
  8. #b6c7eb
  9. #cfdaf2
  10. #e7ecf8
  11. #ffffff

Tones

#0d45bc mixed progressively with gray.

  1. #0d45bc
  2. #194bb6
  3. #2451b0
  4. #3057aa
  5. #3b5da4
  6. #47639e
  7. #526898
  8. #5e6e92
  9. #69748c
  10. #757a86
  11. #808080

Readable text 8.09:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.59:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #505050 ≈ 0.003% of males
Achromatomaly #3f4c89 ≈ 0.001% of males
Protanopia #0058c0 ≈ 1.01% of males
Deuteranopia #0048ba ≈ 1.27% of males
Tritanopia #00657a ≈ 0.0001% of males
Protanomaly #0051be ≈ 1.08% of males
Deuteranomaly #0047bb ≈ 4.63% of males
Tritanomaly #005a99 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-0d45bc {
  color: #0d45bc;
}
Background
.bg-0d45bc {
  background-color: #0d45bc;
  color: #ffffff;
}
Border
.border-0d45bc {
  border: 2px solid #0d45bc;
}
CSS variables
:root {
  --color-primary: #0d45bc;
  --color-primary-rgb: 13 69 188;
  --color-primary-hsl: 221 87% 39%;
}
Gradient
.gradient-0d45bc {
  background: linear-gradient(135deg, #0d45bc, #2d0dbc);
}
Colored shadow
.shadow-0d45bc {
  box-shadow: 0 8px 24px rgb(13 69 188 / 0.35);
}

#0047ab Cobalt Blue ΔE 3.01 #1c39bb Persian Blue ΔE 3.95 #0f52ba Sapphire ΔE 4.52 #1034a6 Egyptian Blue ΔE 5.64 #003399 Smalt ΔE 6.76 #4f42b5 Ocean Blue ΔE 6.85 #0f4d92 Yale Blue ΔE 7.29 #f2ba43 Inverted #505050 Grayscale 

Cobalt Blue
#0d45bc  rgb(13, 69, 188)  hsl(221, 87%, 39%)  Cobalt Blue
#bc840d  rgb(188, 132, 13)  hsl(41, 87%, 39%)  Dark Goldenrod
#bc0d45  rgb(188, 13, 69)  hsl(341, 87%, 39%)  Cardinal
#45bc0d  rgb(69, 188, 13)  hsl(101, 87%, 39%)  Kelly Green