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#657CB7

#657cb7 ≈ Glaucous

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#657cb7 is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 39.61% red, 48.63% green and 71.76% blue; printed in CMYK it uses 44.81% cyan, 32.24% magenta, 0% yellow and 28.24% black. Its hue angle is 223.17°, with 36.28% saturation and 55.69% 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 5.12:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 3.2.

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 luminance0.206

Complementary

  1. #657cb7
  2. #b7a065

Split complementary

  1. #657cb7
  2. #b77765
  3. #a5b765

Analogous

  1. #65a5b7
  2. #657cb7
  3. #7765b7

Triadic

  1. #657cb7
  2. #b7657c
  3. #7cb765

Tetradic

  1. #657cb7
  2. #a065b7
  3. #b7a065
  4. #7cb765

Square

  1. #657cb7
  2. #b765a5
  3. #b7a065
  4. #65b777

Monochromatic

  1. #2a3759
  2. #42578d
  3. #657cb7
  4. #99a8cf
  5. #cdd5e8

Shades

#657cb7 mixed progressively with black.

  1. #657cb7
  2. #5b70a5
  3. #516392
  4. #475780
  5. #3d4a6e
  6. #333e5c
  7. #283249
  8. #1e2537
  9. #141925
  10. #0a0c12
  11. #000000

Tints

#657cb7 mixed progressively with white.

  1. #657cb7
  2. #7489be
  3. #8496c5
  4. #93a3cd
  5. #a3b0d4
  6. #b2bedb
  7. #c1cbe2
  8. #d1d8e9
  9. #e0e5f1
  10. #f0f2f8
  11. #ffffff

Tones

#657cb7 mixed progressively with gray.

  1. #657cb7
  2. #687cb2
  3. #6a7dac
  4. #6d7da7
  5. #707ea1
  6. #737e9c
  7. #757e96
  8. #787f91
  9. #7b7f8b
  10. #7d8086
  11. #808080

Readable text 4.1:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.12:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7d7d7d ≈ 0.003% of males
Achromatomaly #747d98 ≈ 0.001% of males
Protanopia #6781b9 ≈ 1.01% of males
Deuteranopia #5f7ab6 ≈ 1.27% of males
Tritanopia #478891 ≈ 0.0001% of males
Protanomaly #667fb8 ≈ 1.08% of males
Deuteranomaly #617bb6 ≈ 4.63% of males
Tritanomaly #5584a2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-657cb7 {
  color: #657cb7;
}
Background
.bg-657cb7 {
  background-color: #657cb7;
  color: #000000;
}
Border
.border-657cb7 {
  border: 2px solid #657cb7;
}
CSS variables
:root {
  --color-primary: #657cb7;
  --color-primary-rgb: 101 124 183;
  --color-primary-hsl: 223 36% 56%;
}
Gradient
.gradient-657cb7 {
  background: linear-gradient(135deg, #657cb7, #7765b7);
}
Colored shadow
.shadow-657cb7 {
  box-shadow: 0 8px 24px rgb(101 124 183 / 0.35);
}

#6082b6 Glaucous ΔE 3.20 #417dc1 Tufts Blue ΔE 7.12 #4682b4 Steel Blue ΔE 8.31 #4169e1 Royal Blue ΔE 8.79 #5d8aa8 Air Force Blue ΔE 9.59 #436b95 Queen Blue ΔE 9.63 #5b92e5 United Nations Blue ΔE 9.99 #9a8348 Inverted #7d7d7d Grayscale 

Glaucous
#657cb7  rgb(101, 124, 183)  hsl(223, 36%, 56%)  Glaucous
#b7a065  rgb(183, 160, 101)  hsl(43, 36%, 56%)  Ecru
#b7657c  rgb(183, 101, 124)  hsl(343, 36%, 56%)  Turkish Rose
#7cb765  rgb(124, 183, 101)  hsl(103, 36%, 56%)  Mantis