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#557BDA

#557bda ≈ Glaucous

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#557bda is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 33.33% red, 48.24% green and 85.49% blue; printed in CMYK it uses 61.01% cyan, 43.58% magenta, 0% yellow and 14.51% black. Its hue angle is 222.86°, with 64.25% saturation and 59.41% 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 5.23:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 4.59.

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 luminance0.2116

Complementary

  1. #557bda
  2. #dab455

Split complementary

  1. #557bda
  2. #da7255
  3. #bdda55

Analogous

  1. #55bdda
  2. #557bda
  3. #7255da

Triadic

  1. #557bda
  2. #da557b
  3. #7bda55

Tetradic

  1. #557bda
  2. #b455da
  3. #dab455
  4. #7bda55

Square

  1. #557bda
  2. #da55bd
  3. #dab455
  4. #55da72

Monochromatic

  1. #1b367b
  2. #2852ba
  3. #557bda
  4. #94ace8
  5. #d3ddf5

Shades

#557bda mixed progressively with black.

  1. #557bda
  2. #4d6fc4
  3. #4462ae
  4. #3c5699
  5. #334a83
  6. #2b3e6d
  7. #223157
  8. #1a2541
  9. #11192c
  10. #090c16
  11. #000000

Tints

#557bda mixed progressively with white.

  1. #557bda
  2. #6688de
  3. #7795e1
  4. #88a3e5
  5. #99b0e9
  6. #aabded
  7. #bbcaf0
  8. #ccd7f4
  9. #dde5f8
  10. #eef2fb
  11. #ffffff

Tones

#557bda mixed progressively with gray.

  1. #557bda
  2. #597cd1
  3. #5e7cc8
  4. #627dbf
  5. #667db6
  6. #6b7ead
  7. #6f7ea4
  8. #737f9b
  9. #777f92
  10. #7c8089
  11. #808080

Readable text 4.01:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.23:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #707dab ≈ 0.001% of males
Protanopia #4f85de ≈ 1.01% of males
Deuteranopia #3b79d8 ≈ 1.27% of males
Tritanopia #0090a0 ≈ 0.0001% of males
Protanomaly #5281dc ≈ 1.08% of males
Deuteranomaly #477ad9 ≈ 4.63% of males
Tritanomaly #2788ba ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-557bda {
  color: #557bda;
}
Background
.bg-557bda {
  background-color: #557bda;
  color: #000000;
}
Border
.border-557bda {
  border: 2px solid #557bda;
}
CSS variables
:root {
  --color-primary: #557bda;
  --color-primary-rgb: 85 123 218;
  --color-primary-hsl: 223 64% 59%;
}
Gradient
.gradient-557bda {
  background: linear-gradient(135deg, #557bda, #7255da);
}
Colored shadow
.shadow-557bda {
  box-shadow: 0 8px 24px rgb(85 123 218 / 0.35);
}

#6082b6 Glaucous ΔE 4.59 #417dc1 Tufts Blue ΔE 5.51 #0070ff Brandeis Blue ΔE 5.74 #4169e1 Royal Blue ΔE 6.22 #4682b4 Steel Blue ΔE 7.35 #4166f5 Ultramarine Blue ΔE 7.50 #5b92e5 United Nations Blue ΔE 7.85 #aa8425 Inverted #7f7f7f Grayscale 

Glaucous
#557bda  rgb(85, 123, 218)  hsl(223, 64%, 59%)  Glaucous
#dab455  rgb(218, 180, 85)  hsl(43, 64%, 59%)  Metallic Gold
#da557b  rgb(218, 85, 123)  hsl(343, 64%, 59%)  Blush
#7bda55  rgb(123, 218, 85)  hsl(103, 64%, 59%)  Pastel Green