ColorTool
Log in
#405DFD

#405dfd ≈ Ultramarine Blue

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

#405dfd is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 25.1% red, 36.47% green and 99.22% blue; printed in CMYK it uses 74.7% cyan, 63.24% magenta, 0% yellow and 0.78% black. Its hue angle is 230.79°, with 97.93% saturation and 62.16% 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 5:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.94.

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 luminance0.1601

Complementary

  1. #405dfd
  2. #fde040

Split complementary

  1. #405dfd
  2. #fd8140
  3. #bcfd40

Analogous

  1. #40bcfd
  2. #405dfd
  3. #8140fd

Triadic

  1. #405dfd
  2. #fd405d
  3. #5dfd40

Tetradic

  1. #405dfd
  2. #e040fd
  3. #fde040
  4. #5dfd40

Square

  1. #405dfd
  2. #fd40bc
  3. #fde040
  4. #40fd81

Monochromatic

  1. #021aa2
  2. #0227ee
  3. #405dfd
  4. #8c9dfe
  5. #d7ddff

Shades

#405dfd mixed progressively with black.

  1. #405dfd
  2. #3a54e4
  3. #334aca
  4. #2d41b1
  5. #263898
  6. #202f7f
  7. #1a2565
  8. #131c4c
  9. #0d1333
  10. #060919
  11. #000000

Tints

#405dfd mixed progressively with white.

  1. #405dfd
  2. #536dfd
  3. #667dfd
  4. #798efe
  5. #8c9efe
  6. #a0aefe
  7. #b3befe
  8. #c6cefe
  9. #d9dfff
  10. #ecefff
  11. #ffffff

Tones

#405dfd mixed progressively with gray.

  1. #405dfd
  2. #4661f1
  3. #4d64e4
  4. #5368d8
  5. #5a6bcb
  6. #606fbf
  7. #6672b2
  8. #6d76a6
  9. #737999
  10. #7a7d8d
  11. #808080

Readable text 5:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.2:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6f6f6f ≈ 0.003% of males
Achromatomaly #6069ba ≈ 0.001% of males
Protanopia #0078ff ≈ 1.01% of males
Deuteranopia #0067fa ≈ 1.27% of males
Tritanopia #0087a5 ≈ 0.0001% of males
Protanomaly #006eff ≈ 1.08% of males
Deuteranomaly #0063fb ≈ 4.63% of males
Tritanomaly #0078ce ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-405dfd {
  color: #405dfd;
}
Background
.bg-405dfd {
  background-color: #405dfd;
  color: #ffffff;
}
Border
.border-405dfd {
  border: 2px solid #405dfd;
}
CSS variables
:root {
  --color-primary: #405dfd;
  --color-primary-rgb: 64 93 253;
  --color-primary-hsl: 231 98% 62%;
}
Gradient
.gradient-405dfd {
  background: linear-gradient(135deg, #405dfd, #8140fd);
}
Colored shadow
.shadow-405dfd {
  box-shadow: 0 8px 24px rgb(64 93 253 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.94 #4169e1 Royal Blue ΔE 5.23 #6050dc Majorelle Blue ΔE 6.68 #0070ff Brandeis Blue ΔE 7.58 #5a4fcf Iris ΔE 7.75 #6a5acd Slate Blue ΔE 7.80 #7b68ee Medium Slate Blue ΔE 7.99 #bfa202 Inverted #6f6f6f Grayscale 

Ultramarine Blue
#405dfd  rgb(64, 93, 253)  hsl(231, 98%, 62%)  Ultramarine Blue
#fde040  rgb(253, 224, 64)  hsl(51, 98%, 62%)  Banana Yellow
#fd405d  rgb(253, 64, 93)  hsl(351, 98%, 62%)  Neon Fuchsia
#5dfd40  rgb(93, 253, 64)  hsl(111, 98%, 62%)  Neon Green