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#345FF3

#345ff3 ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#345ff3 is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 20.39% red, 37.25% green and 95.29% blue; printed in CMYK it uses 78.6% cyan, 60.91% magenta, 0% yellow and 4.71% black. Its hue angle is 226.49°, with 88.84% saturation and 57.84% 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 5.15:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.43.

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 luminance0.1539

Complementary

  1. #345ff3
  2. #f3c834

Split complementary

  1. #345ff3
  2. #f36834
  3. #bff334

Analogous

  1. #34bff3
  2. #345ff3
  3. #6834f3

Triadic

  1. #345ff3
  2. #f3345f
  3. #5ff334

Tetradic

  1. #345ff3
  2. #c834f3
  3. #f3c834
  4. #5ff334

Square

  1. #345ff3
  2. #f334bf
  3. #f3c834
  4. #34f368

Monochromatic

  1. #082486
  2. #0c38ce
  3. #345ff3
  4. #7c98f7
  5. #c4d1fc

Shades

#345ff3 mixed progressively with black.

  1. #345ff3
  2. #2f56db
  3. #2a4cc2
  4. #2443aa
  5. #1f3992
  6. #1a307a
  7. #152661
  8. #101d49
  9. #0a1331
  10. #050a18
  11. #000000

Tints

#345ff3 mixed progressively with white.

  1. #345ff3
  2. #486ff4
  3. #5d7ff5
  4. #718ff7
  5. #859ff8
  6. #9aaff9
  7. #aebffa
  8. #c2cffb
  9. #d6dffd
  10. #ebeffe
  11. #ffffff

Tones

#345ff3 mixed progressively with gray.

  1. #345ff3
  2. #3c62e8
  3. #4366dc
  4. #4b69d1
  5. #526cc5
  6. #5a70ba
  7. #6273ae
  8. #6976a3
  9. #717997
  10. #787d8c
  11. #808080

Readable text 5.15:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.08:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5c68b3 ≈ 0.001% of males
Protanopia #0077f8 ≈ 1.01% of males
Deuteranopia #0065f0 ≈ 1.27% of males
Tritanopia #0085a0 ≈ 0.0001% of males
Protanomaly #006ef6 ≈ 1.08% of males
Deuteranomaly #0062f1 ≈ 4.63% of males
Tritanomaly #0078c7 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-345ff3 {
  color: #345ff3;
}
Background
.bg-345ff3 {
  background-color: #345ff3;
  color: #ffffff;
}
Border
.border-345ff3 {
  border: 2px solid #345ff3;
}
CSS variables
:root {
  --color-primary: #345ff3;
  --color-primary-rgb: 52 95 243;
  --color-primary-hsl: 226 89% 58%;
}
Gradient
.gradient-345ff3 {
  background: linear-gradient(135deg, #345ff3, #6834f3);
}
Colored shadow
.shadow-345ff3 {
  box-shadow: 0 8px 24px rgb(52 95 243 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.43 #4169e1 Royal Blue ΔE 3.74 #0070ff Brandeis Blue ΔE 6.55 #6050dc Majorelle Blue ΔE 7.44 #5a4fcf Iris ΔE 7.99 #6a5acd Slate Blue ΔE 8.25 #1560bd Denim ΔE 8.61 #cba00c Inverted #6d6d6d Grayscale 

Ultramarine Blue
#345ff3  rgb(52, 95, 243)  hsl(226, 89%, 58%)  Ultramarine Blue
#f3c834  rgb(243, 200, 52)  hsl(46, 89%, 58%)  Saffron
#f3345f  rgb(243, 52, 95)  hsl(346, 89%, 58%)  Neon Fuchsia
#5ff334  rgb(95, 243, 52)  hsl(106, 89%, 58%)  Neon Green