ColorTool
Log in
#345DFD

#345dfd ≈ Ultramarine Blue

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

#345dfd is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 20.39% red, 36.47% green and 99.22% blue; printed in CMYK it uses 79.45% cyan, 63.24% magenta, 0% yellow and 0.78% black. Its hue angle is 227.76°, with 98.05% saturation and 59.8% 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 5.08:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.83.

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 luminance0.1565

Complementary

  1. #345dfd
  2. #fdd434

Split complementary

  1. #345dfd
  2. #fd6f34
  3. #c1fd34

Analogous

  1. #34c1fd
  2. #345dfd
  3. #6f34fd

Triadic

  1. #345dfd
  2. #fd345d
  3. #5dfd34

Tetradic

  1. #345dfd
  2. #d434fd
  3. #fdd434
  4. #5dfd34

Square

  1. #345dfd
  2. #fd34c1
  3. #fdd434
  4. #34fd6f

Monochromatic

  1. #012096
  2. #0230e2
  3. #345dfd
  4. #8099fe
  5. #cbd6fe

Shades

#345dfd mixed progressively with black.

  1. #345dfd
  2. #2f54e4
  3. #2a4aca
  4. #2441b1
  5. #1f3898
  6. #1a2f7f
  7. #152565
  8. #101c4c
  9. #0a1333
  10. #050919
  11. #000000

Tints

#345dfd mixed progressively with white.

  1. #345dfd
  2. #486dfd
  3. #5d7dfd
  4. #718efe
  5. #859efe
  6. #9aaefe
  7. #aebefe
  8. #c2cefe
  9. #d6dfff
  10. #ebefff
  11. #ffffff

Tones

#345dfd mixed progressively with gray.

  1. #345dfd
  2. #3c61f1
  3. #4364e4
  4. #4b68d8
  5. #526bcb
  6. #5a6fbf
  7. #6272b2
  8. #6976a6
  9. #717999
  10. #787d8d
  11. #808080

Readable text 5.08:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.13:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6e6e6e ≈ 0.003% of males
Achromatomaly #5c68b9 ≈ 0.001% of males
Protanopia #0078ff ≈ 1.01% of males
Deuteranopia #0065fa ≈ 1.27% of males
Tritanopia #0087a5 ≈ 0.0001% of males
Protanomaly #006eff ≈ 1.08% of males
Deuteranomaly #0062fb ≈ 4.63% of males
Tritanomaly #0079ce ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-345dfd {
  color: #345dfd;
}
Background
.bg-345dfd {
  background-color: #345dfd;
  color: #ffffff;
}
Border
.border-345dfd {
  border: 2px solid #345dfd;
}
CSS variables
:root {
  --color-primary: #345dfd;
  --color-primary-rgb: 52 93 253;
  --color-primary-hsl: 228 98% 60%;
}
Gradient
.gradient-345dfd {
  background: linear-gradient(135deg, #345dfd, #6f34fd);
}
Colored shadow
.shadow-345dfd {
  box-shadow: 0 8px 24px rgb(52 93 253 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.83 #4169e1 Royal Blue ΔE 4.88 #0070ff Brandeis Blue ΔE 7.11 #6050dc Majorelle Blue ΔE 7.18 #5a4fcf Iris ΔE 8.05 #6a5acd Slate Blue ΔE 8.37 #7b68ee Medium Slate Blue ΔE 8.87 #cba202 Inverted #6e6e6e Grayscale 

Ultramarine Blue
#345dfd  rgb(52, 93, 253)  hsl(228, 98%, 60%)  Ultramarine Blue
#fdd434  rgb(253, 212, 52)  hsl(48, 98%, 60%)  Cyber Yellow
#fd345d  rgb(253, 52, 93)  hsl(348, 98%, 60%)  Neon Fuchsia
#5dfd34  rgb(93, 253, 52)  hsl(108, 98%, 60%)  Neon Green