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#355FF0

#355ff0 ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#355ff0 is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20.78% red, 37.25% green and 94.12% blue; printed in CMYK it uses 77.92% cyan, 60.42% magenta, 0% yellow and 5.88% black. Its hue angle is 226.52°, with 86.18% saturation and 57.45% 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. White text on this color reaches a contrast ratio of 5.19:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.56.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1523

Complementary

  1. #355ff0
  2. #f0c635

Split complementary

  1. #355ff0
  2. #f06835
  3. #bdf035

Analogous

  1. #35bdf0
  2. #355ff0
  3. #6835f0

Triadic

  1. #355ff0
  2. #f0355f
  3. #5ff035

Tetradic

  1. #355ff0
  2. #c635f0
  3. #f0c635
  4. #5ff035

Square

  1. #355ff0
  2. #f035bd
  3. #f0c635
  4. #35f068

Monochromatic

  1. #0a2582
  2. #0f39ca
  3. #355ff0
  4. #7c97f5
  5. #c3d0fb

Shades

#355ff0 mixed progressively with black.

  1. #355ff0
  2. #3056d8
  3. #2a4cc0
  4. #2543a8
  5. #203990
  6. #1b3078
  7. #152660
  8. #101d48
  9. #0b1330
  10. #050a18
  11. #000000

Tints

#355ff0 mixed progressively with white.

  1. #355ff0
  2. #496ff2
  3. #5d7ff3
  4. #728ff5
  5. #869ff6
  6. #9aaff8
  7. #aebff9
  8. #c2cffb
  9. #d7dffc
  10. #ebeffe
  11. #ffffff

Tones

#355ff0 mixed progressively with gray.

  1. #355ff0
  2. #3d62e5
  3. #4466da
  4. #4c69ce
  5. #536cc3
  6. #5b70b8
  7. #6273ad
  8. #6a76a2
  9. #717996
  10. #797d8b
  11. #808080

Readable text 5.19:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.05:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5b68b1 ≈ 0.001% of males
Protanopia #0076f5 ≈ 1.01% of males
Deuteranopia #0064ed ≈ 1.27% of males
Tritanopia #00849e ≈ 0.0001% of males
Protanomaly #006df3 ≈ 1.08% of males
Deuteranomaly #0062ee ≈ 4.63% of males
Tritanomaly #0077c4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-355ff0 {
  color: #355ff0;
}
Background
.bg-355ff0 {
  background-color: #355ff0;
  color: #ffffff;
}
Border
.border-355ff0 {
  border: 2px solid #355ff0;
}
CSS variables
:root {
  --color-primary: #355ff0;
  --color-primary-rgb: 53 95 240;
  --color-primary-hsl: 227 86% 57%;
}
Gradient
.gradient-355ff0 {
  background: linear-gradient(135deg, #355ff0, #6835f0);
}
Colored shadow
.shadow-355ff0 {
  box-shadow: 0 8px 24px rgb(53 95 240 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.56 #4169e1 Royal Blue ΔE 3.60 #0070ff Brandeis Blue ΔE 6.63 #6050dc Majorelle Blue ΔE 7.38 #5a4fcf Iris ΔE 7.84 #6a5acd Slate Blue ΔE 8.13 #1560bd Denim ΔE 8.32 #caa00f Inverted #6d6d6d Grayscale 

Ultramarine Blue
#355ff0  rgb(53, 95, 240)  hsl(227, 86%, 57%)  Ultramarine Blue
#f0c635  rgb(240, 198, 53)  hsl(47, 86%, 57%)  Saffron
#f0355f  rgb(240, 53, 95)  hsl(347, 86%, 57%)  Neon Fuchsia
#5ff035  rgb(95, 240, 53)  hsl(107, 86%, 57%)  Neon Green