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#657FF4

#657ff4 ≈ Glaucous

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#657ff4 is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 39.61% red, 49.8% green and 95.69% blue; printed in CMYK it uses 58.61% cyan, 47.95% magenta, 0% yellow and 4.31% black. Its hue angle is 229.09°, with 86.67% saturation and 67.65% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 5.9:1 (WCAG AA). The closest named color is Glaucous (#6082b6), ΔE 7.3.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2448

Complementary

  1. #657ff4
  2. #f4da65

Split complementary

  1. #657ff4
  2. #f49365
  3. #c7f465

Analogous

  1. #65c7f4
  2. #657ff4
  3. #9365f4

Triadic

  1. #657ff4
  2. #f4657f
  3. #7ff465

Tetradic

  1. #657ff4
  2. #da65f4
  3. #f4da65
  4. #7ff465

Square

  1. #657ff4
  2. #f465c7
  3. #f4da65
  4. #65f493

Monochromatic

  1. #0d2bb3
  2. #1e44ef
  3. #657ff4
  4. #acbaf9
  5. #eceffe

Shades

#657ff4 mixed progressively with black.

  1. #657ff4
  2. #5b72dc
  3. #5166c3
  4. #4759ab
  5. #3d4c92
  6. #33407a
  7. #283362
  8. #1e2649
  9. #141931
  10. #0a0d18
  11. #000000

Tints

#657ff4 mixed progressively with white.

  1. #657ff4
  2. #748cf5
  3. #8499f6
  4. #93a5f7
  5. #a3b2f8
  6. #b2bffa
  7. #c1ccfb
  8. #d1d9fc
  9. #e0e5fd
  10. #f0f2fe
  11. #ffffff

Tones

#657ff4 mixed progressively with gray.

  1. #657ff4
  2. #687fe8
  3. #6a7fdd
  4. #6d7fd1
  5. #707fc6
  6. #7380ba
  7. #7580ae
  8. #7880a3
  9. #7b8097
  10. #7d808c
  11. #808080

Readable text 3.56:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.9:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #888888 ≈ 0.003% of males
Achromatomaly #7b84bd ≈ 0.001% of males
Protanopia #448ef8 ≈ 1.01% of males
Deuteranopia #2b82f2 ≈ 1.27% of males
Tritanopia #009aae ≈ 0.0001% of males
Protanomaly #5388f7 ≈ 1.08% of males
Deuteranomaly #4981f3 ≈ 4.63% of males
Tritanomaly #3b90ce ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-657ff4 {
  color: #657ff4;
}
Background
.bg-657ff4 {
  background-color: #657ff4;
  color: #000000;
}
Border
.border-657ff4 {
  border: 2px solid #657ff4;
}
CSS variables
:root {
  --color-primary: #657ff4;
  --color-primary-rgb: 101 127 244;
  --color-primary-hsl: 229 87% 68%;
}
Gradient
.gradient-657ff4 {
  background: linear-gradient(135deg, #657ff4, #9365f4);
}
Colored shadow
.shadow-657ff4 {
  box-shadow: 0 8px 24px rgb(101 127 244 / 0.35);
}

#6082b6 Glaucous ΔE 7.30 #6495ed Cornflower Blue ΔE 7.63 #0070ff Brandeis Blue ΔE 7.66 #5b92e5 United Nations Blue ΔE 7.79 #4166f5 Ultramarine Blue ΔE 8.50 #4169e1 Royal Blue ΔE 8.66 #7b68ee Medium Slate Blue ΔE 9.00 #9a800b Inverted #888888 Grayscale 

Glaucous
#657ff4  rgb(101, 127, 244)  hsl(229, 87%, 68%)  Glaucous
#f4da65  rgb(244, 218, 101)  hsl(49, 87%, 68%)  Naples Yellow
#f4657f  rgb(244, 101, 127)  hsl(349, 87%, 68%)  Blush
#7ff465  rgb(127, 244, 101)  hsl(109, 87%, 68%)  Mint Green