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#577EBB

#577ebb ≈ Glaucous

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577ebb is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 49.41% green and 73.33% blue; printed in CMYK it uses 53.48% cyan, 32.62% magenta, 0% yellow and 26.67% black. Its hue angle is 216.6°, with 42.37% saturation and 53.73% 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 5.11:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 1.95.

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 luminance0.2054

Complementary

  1. #577ebb
  2. #bb9457

Split complementary

  1. #577ebb
  2. #bb6257
  3. #b0bb57

Analogous

  1. #57b0bb
  2. #577ebb
  3. #6257bb

Triadic

  1. #577ebb
  2. #bb577e
  3. #7ebb57

Tetradic

  1. #577ebb
  2. #9457bb
  3. #bb9457
  4. #7ebb57

Square

  1. #577ebb
  2. #bb57b0
  3. #bb9457
  4. #57bb62

Monochromatic

  1. #233756
  2. #395a8d
  3. #577ebb
  4. #8da8d1
  5. #c4d2e7

Shades

#577ebb mixed progressively with black.

  1. #577ebb
  2. #4e71a8
  3. #466596
  4. #3d5883
  5. #344c70
  6. #2c3f5e
  7. #23324b
  8. #1a2638
  9. #111925
  10. #090d13
  11. #000000

Tints

#577ebb mixed progressively with white.

  1. #577ebb
  2. #688bc2
  3. #7998c9
  4. #89a5cf
  5. #9ab2d6
  6. #abbfdd
  7. #bccbe4
  8. #cdd8eb
  9. #dde5f1
  10. #eef2f8
  11. #ffffff

Tones

#577ebb mixed progressively with gray.

  1. #577ebb
  2. #5b7eb5
  3. #5f7eaf
  4. #637fa9
  5. #677fa3
  6. #6c7f9e
  7. #707f98
  8. #747f92
  9. #78808c
  10. #7c8086
  11. #808080

Readable text 4.11:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.11:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7d7d7d ≈ 0.003% of males
Achromatomaly #707d9a ≈ 0.001% of males
Protanopia #6682be ≈ 1.01% of males
Deuteranopia #5a79ba ≈ 1.27% of males
Tritanopia #208b94 ≈ 0.0001% of males
Protanomaly #6081bd ≈ 1.08% of males
Deuteranomaly #597bba ≈ 4.63% of males
Tritanomaly #3d86a5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577ebb {
  color: #577ebb;
}
Background
.bg-577ebb {
  background-color: #577ebb;
  color: #000000;
}
Border
.border-577ebb {
  border: 2px solid #577ebb;
}
CSS variables
:root {
  --color-primary: #577ebb;
  --color-primary-rgb: 87 126 187;
  --color-primary-hsl: 217 42% 54%;
}
Gradient
.gradient-577ebb {
  background: linear-gradient(135deg, #577ebb, #6257bb);
}
Colored shadow
.shadow-577ebb {
  box-shadow: 0 8px 24px rgb(87 126 187 / 0.35);
}

#6082b6 Glaucous ΔE 1.95 #417dc1 Tufts Blue ΔE 3.46 #4682b4 Steel Blue ΔE 4.98 #0073cf True Blue ΔE 6.95 #5d8aa8 Air Force Blue ΔE 7.76 #0070ff Brandeis Blue ΔE 7.79 #318ce7 Bleu de France ΔE 7.84 #a88144 Inverted #7d7d7d Grayscale 

Glaucous
#577ebb  rgb(87, 126, 187)  hsl(217, 42%, 54%)  Glaucous
#bb9457  rgb(187, 148, 87)  hsl(37, 42%, 54%)  Camel
#bb577e  rgb(187, 87, 126)  hsl(337, 42%, 54%)  Mulberry
#7ebb57  rgb(126, 187, 87)  hsl(97, 42%, 54%)  Mantis