ColorTool
Log in
#355FED

#355fed ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#355fed 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 92.94% blue; printed in CMYK it uses 77.64% cyan, 59.92% magenta, 0% yellow and 7.06% black. Its hue angle is 226.3°, with 83.64% saturation and 56.86% 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 5.24:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.76.

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 luminance0.1506

Complementary

  1. #355fed
  2. #edc335

Split complementary

  1. #355fed
  2. #ed6735
  3. #bbed35

Analogous

  1. #35bbed
  2. #355fed
  3. #6735ed

Triadic

  1. #355fed
  2. #ed355f
  3. #5fed35

Tetradic

  1. #355fed
  2. #c335ed
  3. #edc335
  4. #5fed35

Square

  1. #355fed
  2. #ed35bb
  3. #edc335
  4. #35ed67

Monochromatic

  1. #0b257e
  2. #113ac4
  3. #355fed
  4. #7b97f3
  5. #c1cefa

Shades

#355fed mixed progressively with black.

  1. #355fed
  2. #3056d5
  3. #2a4cbe
  4. #2543a6
  5. #20398e
  6. #1b3077
  7. #15265f
  8. #101d47
  9. #0b132f
  10. #050a18
  11. #000000

Tints

#355fed mixed progressively with white.

  1. #355fed
  2. #496fef
  3. #5d7ff1
  4. #728ff2
  5. #869ff4
  6. #9aaff6
  7. #aebff8
  8. #c2cffa
  9. #d7dffb
  10. #ebeffd
  11. #ffffff

Tones

#355fed mixed progressively with gray.

  1. #355fed
  2. #3d62e2
  3. #4466d7
  4. #4c69cc
  5. #536cc1
  6. #5b70b7
  7. #6273ac
  8. #6a76a1
  9. #717996
  10. #797d8b
  11. #808080

Readable text 5.24:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.01:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6c6c6c ≈ 0.003% of males
Achromatomaly #5b67af ≈ 0.001% of males
Protanopia #0075f2 ≈ 1.01% of males
Deuteranopia #0064ea ≈ 1.27% of males
Tritanopia #00839d ≈ 0.0001% of males
Protanomaly #006df0 ≈ 1.08% of males
Deuteranomaly #0062eb ≈ 4.63% of males
Tritanomaly #0077c2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-355fed {
  color: #355fed;
}
Background
.bg-355fed {
  background-color: #355fed;
  color: #ffffff;
}
Border
.border-355fed {
  border: 2px solid #355fed;
}
CSS variables
:root {
  --color-primary: #355fed;
  --color-primary-rgb: 53 95 237;
  --color-primary-hsl: 226 84% 57%;
}
Gradient
.gradient-355fed {
  background: linear-gradient(135deg, #355fed, #6735ed);
}
Colored shadow
.shadow-355fed {
  box-shadow: 0 8px 24px rgb(53 95 237 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.76 #4169e1 Royal Blue ΔE 3.47 #0070ff Brandeis Blue ΔE 6.70 #6050dc Majorelle Blue ΔE 7.39 #5a4fcf Iris ΔE 7.75 #1560bd Denim ΔE 7.98 #6a5acd Slate Blue ΔE 8.08 #caa012 Inverted #6c6c6c Grayscale 

Ultramarine Blue
#355fed  rgb(53, 95, 237)  hsl(226, 84%, 57%)  Ultramarine Blue
#edc335  rgb(237, 195, 53)  hsl(46, 84%, 57%)  Saffron
#ed355f  rgb(237, 53, 95)  hsl(346, 84%, 57%)  Amaranth
#5fed35  rgb(95, 237, 53)  hsl(106, 84%, 57%)  Neon Green