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#577AAA

#577aaa ≈ Glaucous

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577aaa is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 47.84% green and 66.67% blue; printed in CMYK it uses 48.82% cyan, 28.24% magenta, 0% yellow and 33.33% black. Its hue angle is 214.7°, with 32.81% saturation and 50.39% 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 4.77:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 3.34.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#666699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1885

Complementary

  1. #577aaa
  2. #aa8757

Split complementary

  1. #577aaa
  2. #aa5d57
  3. #a3aa57

Analogous

  1. #57a3aa
  2. #577aaa
  3. #5d57aa

Triadic

  1. #577aaa
  2. #aa577a
  3. #7aaa57

Tetradic

  1. #577aaa
  2. #8757aa
  3. #aa8757
  4. #7aaa57

Square

  1. #577aaa
  2. #aa57a3
  3. #aa8757
  4. #57aa5d

Monochromatic

  1. #233145
  2. #3d5678
  3. #577aaa
  4. #8aa2c4
  5. #bdcadd

Shades

#577aaa mixed progressively with black.

  1. #577aaa
  2. #4e6e99
  3. #466288
  4. #3d5577
  5. #344966
  6. #2c3d55
  7. #233144
  8. #1a2533
  9. #111822
  10. #090c11
  11. #000000

Tints

#577aaa mixed progressively with white.

  1. #577aaa
  2. #6887b3
  3. #7995bb
  4. #89a2c4
  5. #9aafcc
  6. #abbdd5
  7. #bccadd
  8. #cdd7e6
  9. #dde4ee
  10. #eef2f7
  11. #ffffff

Tones

#577aaa mixed progressively with gray.

  1. #577aaa
  2. #5b7ba6
  3. #5f7ba2
  4. #637c9d
  5. #677c99
  6. #6c7d95
  7. #707e91
  8. #747e8d
  9. #787f88
  10. #7c7f84
  11. #808080

Readable text 4.4:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.77:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #787878 ≈ 0.003% of males
Achromatomaly #6c798f ≈ 0.001% of males
Protanopia #677dac ≈ 1.01% of males
Deuteranopia #5e75a9 ≈ 1.27% of males
Tritanopia #33858b ≈ 0.0001% of males
Protanomaly #617cab ≈ 1.08% of males
Deuteranomaly #5b77a9 ≈ 4.63% of males
Tritanomaly #448098 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577aaa {
  color: #577aaa;
}
Background
.bg-577aaa {
  background-color: #577aaa;
  color: #000000;
}
Border
.border-577aaa {
  border: 2px solid #577aaa;
}
CSS variables
:root {
  --color-primary: #577aaa;
  --color-primary-rgb: 87 122 170;
  --color-primary-hsl: 215 33% 50%;
}
Gradient
.gradient-577aaa {
  background: linear-gradient(135deg, #577aaa, #5d57aa);
}
Colored shadow
.shadow-577aaa {
  box-shadow: 0 8px 24px rgb(87 122 170 / 0.35);
}

#6082b6 Glaucous ΔE 3.34 #417dc1 Tufts Blue ΔE 4.34 #4682b4 Steel Blue ΔE 5.33 #436b95 Queen Blue ΔE 6.50 #0073cf True Blue ΔE 6.94 #0072bb French Blue ΔE 7.74 #4169e1 Royal Blue ΔE 7.85 #a88555 Inverted #787878 Grayscale 

Glaucous
#577aaa  rgb(87, 122, 170)  hsl(215, 33%, 50%)  Glaucous
#aa8757  rgb(170, 135, 87)  hsl(35, 33%, 50%)  Camel
#aa577a  rgb(170, 87, 122)  hsl(335, 33%, 50%)  Mulberry
#7aaa57  rgb(122, 170, 87)  hsl(95, 33%, 50%)  Asparagus