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#577DCD

#577dcd ≈ Glaucous

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577dcd is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 49.02% green and 80.39% blue; printed in CMYK it uses 57.56% cyan, 39.02% magenta, 0% yellow and 19.61% black. Its hue angle is 220.68°, with 54.13% saturation and 57.25% 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. Black text on this color reaches a contrast ratio of 5.22:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 3.2.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.211

Complementary

  1. #577dcd
  2. #cda757

Split complementary

  1. #577dcd
  2. #cd6c57
  3. #b8cd57

Analogous

  1. #57b8cd
  2. #577dcd
  3. #6c57cd

Triadic

  1. #577dcd
  2. #cd577d
  3. #7dcd57

Tetradic

  1. #577dcd
  2. #a757cd
  3. #cda757
  4. #7dcd57

Square

  1. #577dcd
  2. #cd57b8
  3. #cda757
  4. #57cd6c

Monochromatic

  1. #20386b
  2. #3157a6
  3. #577dcd
  4. #92abdf
  5. #cdd8f0

Shades

#577dcd mixed progressively with black.

  1. #577dcd
  2. #4e71b9
  3. #4664a4
  4. #3d5890
  5. #344b7b
  6. #2c3f67
  7. #233252
  8. #1a263e
  9. #111929
  10. #090d15
  11. #000000

Tints

#577dcd mixed progressively with white.

  1. #577dcd
  2. #688ad2
  3. #7997d7
  4. #89a4dc
  5. #9ab1e1
  6. #abbee6
  7. #bccbeb
  8. #cdd8f0
  9. #dde5f5
  10. #eef2fa
  11. #ffffff

Tones

#577dcd mixed progressively with gray.

  1. #577dcd
  2. #5b7dc5
  3. #5f7ebe
  4. #637eb6
  5. #677eae
  6. #6c7fa7
  7. #707f9f
  8. #747f97
  9. #787f8f
  10. #7c8088
  11. #808080

Readable text 4.02:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.22:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #717ea4 ≈ 0.001% of males
Protanopia #5b85d0 ≈ 1.01% of males
Deuteranopia #4c7acb ≈ 1.27% of males
Tritanopia #008f9b ≈ 0.0001% of males
Protanomaly #5a82cf ≈ 1.08% of males
Deuteranomaly #517bcc ≈ 4.63% of males
Tritanomaly #3588b1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577dcd {
  color: #577dcd;
}
Background
.bg-577dcd {
  background-color: #577dcd;
  color: #000000;
}
Border
.border-577dcd {
  border: 2px solid #577dcd;
}
CSS variables
:root {
  --color-primary: #577dcd;
  --color-primary-rgb: 87 125 205;
  --color-primary-hsl: 221 54% 57%;
}
Gradient
.gradient-577dcd {
  background: linear-gradient(135deg, #577dcd, #6c57cd);
}
Colored shadow
.shadow-577dcd {
  box-shadow: 0 8px 24px rgb(87 125 205 / 0.35);
}

#6082b6 Glaucous ΔE 3.20 #417dc1 Tufts Blue ΔE 4.56 #4682b4 Steel Blue ΔE 6.42 #0070ff Brandeis Blue ΔE 6.80 #4169e1 Royal Blue ΔE 7.14 #0073cf True Blue ΔE 7.53 #5b92e5 United Nations Blue ΔE 7.54 #a88232 Inverted #7f7f7f Grayscale 

Glaucous
#577dcd  rgb(87, 125, 205)  hsl(221, 54%, 57%)  Glaucous
#cda757  rgb(205, 167, 87)  hsl(41, 54%, 57%)  Metallic Gold
#cd577d  rgb(205, 87, 125)  hsl(341, 54%, 57%)  Blush
#7dcd57  rgb(125, 205, 87)  hsl(101, 54%, 57%)  Mantis