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#40587B

#40587b ≈ Yale Blue

  • azure
  • Lightness: low
  • Saturation: muted
  • Cool
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#40587b is a color from the azure family, with low lightness and muted saturation. In the RGB model it is made of 25.1% red, 34.51% green and 48.24% blue; printed in CMYK it uses 47.97% cyan, 28.46% magenta, 0% yellow and 51.76% black. Its hue angle is 215.59°, with 31.55% saturation and 36.67% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 7.24:1 (WCAG AAA). The closest named color is Yale Blue (#0f4d92), ΔE 6.85.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336666
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.095

Complementary

  1. #40587b
  2. #7b6340

Split complementary

  1. #40587b
  2. #7b4640
  3. #767b40

Analogous

  1. #40767b
  2. #40587b
  3. #46407b

Triadic

  1. #40587b
  2. #7b4058
  3. #587b40

Tetradic

  1. #40587b
  2. #63407b
  3. #7b6340
  4. #587b40

Square

  1. #40587b
  2. #7b4076
  3. #7b6340
  4. #407b46

Monochromatic

  1. #0c1016
  2. #263449
  3. #40587b
  4. #5d7dab
  5. #8fa5c5

Shades

#40587b mixed progressively with black.

  1. #40587b
  2. #3a4f6f
  3. #334662
  4. #2d3e56
  5. #26354a
  6. #202c3e
  7. #1a2331
  8. #131a25
  9. #0d1219
  10. #06090c
  11. #000000

Tints

#40587b mixed progressively with white.

  1. #40587b
  2. #536988
  3. #667995
  4. #798aa3
  5. #8c9bb0
  6. #a0acbd
  7. #b3bcca
  8. #c6cdd7
  9. #d9dee5
  10. #eceef2
  11. #ffffff

Tones

#40587b mixed progressively with gray.

  1. #40587b
  2. #465c7c
  3. #4d607c
  4. #53647d
  5. #5a687d
  6. #606c7e
  7. #66707e
  8. #6d747f
  9. #73787f
  10. #7a7c80
  11. #808080

Readable text 7.24:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.9:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #575757 ≈ 0.003% of males
Achromatomaly #4f5767 ≈ 0.001% of males
Protanopia #4b5a7d ≈ 1.01% of males
Deuteranopia #44547a ≈ 1.27% of males
Tritanopia #286064 ≈ 0.0001% of males
Protanomaly #47597c ≈ 1.08% of males
Deuteranomaly #42567b ≈ 4.63% of males
Tritanomaly #335d6e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-40587b {
  color: #40587b;
}
Background
.bg-40587b {
  background-color: #40587b;
  color: #ffffff;
}
Border
.border-40587b {
  border: 2px solid #40587b;
}
CSS variables
:root {
  --color-primary: #40587b;
  --color-primary-rgb: 64 88 123;
  --color-primary-hsl: 216 32% 37%;
}
Gradient
.gradient-40587b {
  background: linear-gradient(135deg, #40587b, #46407b);
}
Colored shadow
.shadow-40587b {
  box-shadow: 0 8px 24px rgb(64 88 123 / 0.35);
}

#0f4d92 Yale Blue ΔE 6.85 #26619c Lapis Lazuli ΔE 6.97 #436b95 Queen Blue ΔE 7.47 #0f52ba Sapphire ΔE 8.50 #0047ab Cobalt Blue ΔE 8.89 #1560bd Denim ΔE 9.14 #0067a5 Medium Persian Blue ΔE 9.92 #bfa784 Inverted #575757 Grayscale 

Yale Blue
#40587b  rgb(64, 88, 123)  hsl(216, 32%, 37%)  Yale Blue
#7b6340  rgb(123, 99, 64)  hsl(36, 32%, 37%)  Raw Umber
#7b4058  rgb(123, 64, 88)  hsl(336, 32%, 37%)  Twilight Lavender
#587b40  rgb(88, 123, 64)  hsl(96, 32%, 37%)  Fern Green