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#577AD5

#577ad5 ≈ Glaucous

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577ad5 is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 47.84% green and 83.53% blue; printed in CMYK it uses 59.15% cyan, 42.72% magenta, 0% yellow and 16.47% black. Its hue angle is 223.33°, with 60% saturation and 58.82% 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 5.15:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 4.38.

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 luminance0.2075

Complementary

  1. #577ad5
  2. #d5b257

Split complementary

  1. #577ad5
  2. #d57357
  3. #b9d557

Analogous

  1. #57b9d5
  2. #577ad5
  3. #7357d5

Triadic

  1. #577ad5
  2. #d5577a
  3. #7ad557

Tetradic

  1. #577ad5
  2. #b257d5
  3. #d5b257
  4. #7ad557

Square

  1. #577ad5
  2. #d557b9
  3. #d5b257
  4. #57d573

Monochromatic

  1. #1d3676
  2. #2d52b3
  3. #577ad5
  4. #94aae4
  5. #d1dbf4

Shades

#577ad5 mixed progressively with black.

  1. #577ad5
  2. #4e6ec0
  3. #4662aa
  4. #3d5595
  5. #344980
  6. #2c3d6b
  7. #233155
  8. #1a2540
  9. #11182b
  10. #090c15
  11. #000000

Tints

#577ad5 mixed progressively with white.

  1. #577ad5
  2. #6887d9
  3. #7995dd
  4. #89a2e2
  5. #9aafe6
  6. #abbdea
  7. #bccaee
  8. #cdd7f2
  9. #dde4f7
  10. #eef2fb
  11. #ffffff

Tones

#577ad5 mixed progressively with gray.

  1. #577ad5
  2. #5b7bcd
  3. #5f7bc4
  4. #637cbc
  5. #677cb3
  6. #6c7dab
  7. #707ea2
  8. #747e9a
  9. #787f91
  10. #7c7f89
  11. #808080

Readable text 4.08:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.15:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7e7e7e ≈ 0.003% of males
Achromatomaly #707ca8 ≈ 0.001% of males
Protanopia #5184d8 ≈ 1.01% of males
Deuteranopia #4078d3 ≈ 1.27% of males
Tritanopia #008e9d ≈ 0.0001% of males
Protanomaly #5480d7 ≈ 1.08% of males
Deuteranomaly #4a79d4 ≈ 4.63% of males
Tritanomaly #3087b6 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577ad5 {
  color: #577ad5;
}
Background
.bg-577ad5 {
  background-color: #577ad5;
  color: #000000;
}
Border
.border-577ad5 {
  border: 2px solid #577ad5;
}
CSS variables
:root {
  --color-primary: #577ad5;
  --color-primary-rgb: 87 122 213;
  --color-primary-hsl: 223 60% 59%;
}
Gradient
.gradient-577ad5 {
  background: linear-gradient(135deg, #577ad5, #7357d5);
}
Colored shadow
.shadow-577ad5 {
  box-shadow: 0 8px 24px rgb(87 122 213 / 0.35);
}

#6082b6 Glaucous ΔE 4.38 #417dc1 Tufts Blue ΔE 5.60 #4169e1 Royal Blue ΔE 6.00 #0070ff Brandeis Blue ΔE 6.09 #4166f5 Ultramarine Blue ΔE 7.43 #4682b4 Steel Blue ΔE 7.48 #0073cf True Blue ΔE 7.96 #a8852a Inverted #7e7e7e Grayscale 

Glaucous
#577ad5  rgb(87, 122, 213)  hsl(223, 60%, 59%)  Glaucous
#d5b257  rgb(213, 178, 87)  hsl(43, 60%, 59%)  Metallic Gold
#d5577a  rgb(213, 87, 122)  hsl(343, 60%, 59%)  Blush
#7ad557  rgb(122, 213, 87)  hsl(103, 60%, 59%)  Pastel Green