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#577BBD

#577bbd ≈ Glaucous

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577bbd is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 48.24% green and 74.12% blue; printed in CMYK it uses 53.97% cyan, 34.92% magenta, 0% yellow and 25.88% black. Its hue angle is 218.82°, with 43.59% saturation and 54.12% 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. Black text on this color reaches a contrast ratio of 4.97:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 2.74.

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 luminance0.1987

Complementary

  1. #577bbd
  2. #bd9957

Split complementary

  1. #577bbd
  2. #bd6657
  3. #aebd57

Analogous

  1. #57aebd
  2. #577bbd
  3. #6657bd

Triadic

  1. #577bbd
  2. #bd577b
  3. #7bbd57

Tetradic

  1. #577bbd
  2. #9957bd
  3. #bd9957
  4. #7bbd57

Square

  1. #577bbd
  2. #bd57ae
  3. #bd9957
  4. #57bd66

Monochromatic

  1. #233658
  2. #38578f
  3. #577bbd
  4. #8ea6d3
  5. #c5d1e8

Shades

#577bbd mixed progressively with black.

  1. #577bbd
  2. #4e6faa
  3. #466297
  4. #3d5684
  5. #344a71
  6. #2c3e5f
  7. #23314c
  8. #1a2539
  9. #111926
  10. #090c13
  11. #000000

Tints

#577bbd mixed progressively with white.

  1. #577bbd
  2. #6888c4
  3. #7995ca
  4. #89a3d1
  5. #9ab0d7
  6. #abbdde
  7. #bccae5
  8. #cdd7eb
  9. #dde5f2
  10. #eef2f8
  11. #ffffff

Tones

#577bbd mixed progressively with gray.

  1. #577bbd
  2. #5b7cb7
  3. #5f7cb1
  4. #637dab
  5. #677da5
  6. #6c7e9f
  7. #707e98
  8. #747f92
  9. #787f8c
  10. #7c8086
  11. #808080

Readable text 4.22:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.97:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7b7b7b ≈ 0.003% of males
Achromatomaly #6e7b9a ≈ 0.001% of males
Protanopia #6180c0 ≈ 1.01% of males
Deuteranopia #5477bc ≈ 1.27% of males
Tritanopia #1f8993 ≈ 0.0001% of males
Protanomaly #5d7ebf ≈ 1.08% of males
Deuteranomaly #5579bc ≈ 4.63% of males
Tritanomaly #3d84a5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577bbd {
  color: #577bbd;
}
Background
.bg-577bbd {
  background-color: #577bbd;
  color: #000000;
}
Border
.border-577bbd {
  border: 2px solid #577bbd;
}
CSS variables
:root {
  --color-primary: #577bbd;
  --color-primary-rgb: 87 123 189;
  --color-primary-hsl: 219 44% 54%;
}
Gradient
.gradient-577bbd {
  background: linear-gradient(135deg, #577bbd, #6657bd);
}
Colored shadow
.shadow-577bbd {
  box-shadow: 0 8px 24px rgb(87 123 189 / 0.35);
}

#6082b6 Glaucous ΔE 2.74 #417dc1 Tufts Blue ΔE 4.14 #4682b4 Steel Blue ΔE 5.98 #0073cf True Blue ΔE 7.00 #4169e1 Royal Blue ΔE 7.19 #0070ff Brandeis Blue ΔE 7.60 #436b95 Queen Blue ΔE 8.21 #a88442 Inverted #7b7b7b Grayscale 

Glaucous
#577bbd  rgb(87, 123, 189)  hsl(219, 44%, 54%)  Glaucous
#bd9957  rgb(189, 153, 87)  hsl(39, 44%, 54%)  Camel
#bd577b  rgb(189, 87, 123)  hsl(339, 44%, 54%)  Mulberry
#7bbd57  rgb(123, 189, 87)  hsl(99, 44%, 54%)  Mantis