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#283F79

#283f79 ≈ Yale Blue

  • blue
  • Lightness: low
  • Saturation: moderate
  • Cool
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#283f79 is a color from the blue family, with low lightness and moderate saturation. In the RGB model it is made of 15.69% red, 24.71% green and 47.45% blue; printed in CMYK it uses 66.94% cyan, 47.93% magenta, 0% yellow and 52.55% black. Its hue angle is 222.96°, with 50.31% saturation and 31.57% 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 corporate identities. White text on this color reaches a contrast ratio of 10.11:1 (WCAG AAA). The closest named color is Yale Blue (#0f4d92), ΔE 6.78.

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 luminance0.0539

Complementary

  1. #283f79
  2. #796228

Split complementary

  1. #283f79
  2. #793928
  3. #687928

Analogous

  1. #286879
  2. #283f79
  3. #392879

Triadic

  1. #283f79
  2. #79283f
  3. #3f7928

Tetradic

  1. #283f79
  2. #622879
  3. #796228
  4. #3f7928

Square

  1. #283f79
  2. #792868
  3. #796228
  4. #287939

Monochromatic

  1. #05080f
  2. #152140
  3. #283f79
  4. #3b5db2
  5. #6c88ce

Shades

#283f79 mixed progressively with black.

  1. #283f79
  2. #24396d
  3. #203261
  4. #1c2c55
  5. #182649
  6. #14203d
  7. #101930
  8. #0c1324
  9. #080d18
  10. #04060c
  11. #000000

Tints

#283f79 mixed progressively with white.

  1. #283f79
  2. #3e5286
  3. #536594
  4. #6979a1
  5. #7e8caf
  6. #949fbc
  7. #a9b2c9
  8. #bfc5d7
  9. #d4d9e4
  10. #eaecf2
  11. #ffffff

Tones

#283f79 mixed progressively with gray.

  1. #283f79
  2. #31467a
  3. #3a4c7a
  4. #42537b
  5. #4b597c
  6. #54607d
  7. #5d667d
  8. #666d7e
  9. #6e737f
  10. #777a7f
  11. #808080

Readable text 10.11:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.08:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #424242 ≈ 0.003% of males
Achromatomaly #39415d ≈ 0.001% of males
Protanopia #22467b ≈ 1.01% of males
Deuteranopia #143e78 ≈ 1.27% of males
Tritanopia #004c56 ≈ 0.0001% of males
Protanomaly #25437a ≈ 1.08% of males
Deuteranomaly #1e3f78 ≈ 4.63% of males
Tritanomaly #064766 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-283f79 {
  color: #283f79;
}
Background
.bg-283f79 {
  background-color: #283f79;
  color: #ffffff;
}
Border
.border-283f79 {
  border: 2px solid #283f79;
}
CSS variables
:root {
  --color-primary: #283f79;
  --color-primary-rgb: 40 63 121;
  --color-primary-hsl: 223 50% 32%;
}
Gradient
.gradient-283f79 {
  background: linear-gradient(135deg, #283f79, #392879);
}
Colored shadow
.shadow-283f79 {
  box-shadow: 0 8px 24px rgb(40 63 121 / 0.35);
}

#0f4d92 Yale Blue ΔE 6.78 #003399 Smalt ΔE 6.87 #0047ab Cobalt Blue ΔE 7.44 #483d8b Dark Slate Blue ΔE 7.63 #003153 Prussian Blue ΔE 8.16 #1034a6 Egyptian Blue ΔE 8.22 #1c39bb Persian Blue ΔE 10.14 #d7c086 Inverted #424242 Grayscale 

Yale Blue
#283f79  rgb(40, 63, 121)  hsl(223, 50%, 32%)  Yale Blue
#796228  rgb(121, 98, 40)  hsl(43, 50%, 32%)  Field Drab
#79283f  rgb(121, 40, 63)  hsl(343, 50%, 32%)  Claret
#3f7928  rgb(63, 121, 40)  hsl(103, 50%, 32%)  Sap Green