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#577CA3

#577ca3 ≈ Glaucous

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#577ca3 is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 34.12% red, 48.63% green and 63.92% blue; printed in CMYK it uses 46.63% cyan, 23.93% magenta, 0% yellow and 36.08% black. Its hue angle is 210.79°, with 30.4% saturation and 49.02% 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 4.82:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 4.01.

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 luminance0.1909

Complementary

  1. #577ca3
  2. #a37e57

Split complementary

  1. #577ca3
  2. #a35857
  3. #a2a357

Analogous

  1. #57a2a3
  2. #577ca3
  3. #5857a3

Triadic

  1. #577ca3
  2. #a3577c
  3. #7ca357

Tetradic

  1. #577ca3
  2. #7e57a3
  3. #a37e57
  4. #7ca357

Square

  1. #577ca3
  2. #a357a2
  3. #a37e57
  4. #57a358

Monochromatic

  1. #22303f
  2. #3c5671
  3. #577ca3
  4. #87a3bf
  5. #b9c9da

Shades

#577ca3 mixed progressively with black.

  1. #577ca3
  2. #4e7093
  3. #466382
  4. #3d5772
  5. #344a62
  6. #2c3e52
  7. #233241
  8. #1a2531
  9. #111921
  10. #090c10
  11. #000000

Tints

#577ca3 mixed progressively with white.

  1. #577ca3
  2. #6889ac
  3. #7996b5
  4. #89a3bf
  5. #9ab0c8
  6. #abbed1
  7. #bccbda
  8. #cdd8e3
  9. #dde5ed
  10. #eef2f6
  11. #ffffff

Tones

#577ca3 mixed progressively with gray.

  1. #577ca3
  2. #5b7ca0
  3. #5f7d9c
  4. #637d99
  5. #677e95
  6. #6c7e92
  7. #707e8e
  8. #747f8b
  9. #787f87
  10. #7c8084
  11. #808080

Readable text 4.36:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.82:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #797979 ≈ 0.003% of males
Achromatomaly #6d7a8c ≈ 0.001% of males
Protanopia #6d7da5 ≈ 1.01% of males
Deuteranopia #6376a2 ≈ 1.27% of males
Tritanopia #378589 ≈ 0.0001% of males
Protanomaly #657da4 ≈ 1.08% of males
Deuteranomaly #5e78a3 ≈ 4.63% of males
Tritanomaly #468194 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-577ca3 {
  color: #577ca3;
}
Background
.bg-577ca3 {
  background-color: #577ca3;
  color: #000000;
}
Border
.border-577ca3 {
  border: 2px solid #577ca3;
}
CSS variables
:root {
  --color-primary: #577ca3;
  --color-primary-rgb: 87 124 163;
  --color-primary-hsl: 211 30% 49%;
}
Gradient
.gradient-577ca3 {
  background: linear-gradient(135deg, #577ca3, #5857a3);
}
Colored shadow
.shadow-577ca3 {
  box-shadow: 0 8px 24px rgb(87 124 163 / 0.35);
}

#6082b6 Glaucous ΔE 4.01 #4682b4 Steel Blue ΔE 4.25 #417dc1 Tufts Blue ΔE 4.46 #5d8aa8 Air Force Blue ΔE 6.37 #436b95 Queen Blue ΔE 6.65 #0073cf True Blue ΔE 7.13 #0072bb French Blue ΔE 7.58 #a8835c Inverted #797979 Grayscale 

Glaucous
#577ca3  rgb(87, 124, 163)  hsl(211, 30%, 49%)  Glaucous
#a37e57  rgb(163, 126, 87)  hsl(31, 30%, 49%)  Cafe au Lait
#a3577c  rgb(163, 87, 124)  hsl(331, 30%, 49%)  Twilight Lavender
#7ca357  rgb(124, 163, 87)  hsl(91, 30%, 49%)  Asparagus