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#310BFB

#310bfb ≈ Ultramarine

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#310bfb is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 19.22% red, 4.31% green and 98.43% blue; printed in CMYK it uses 80.48% cyan, 95.62% magenta, 0% yellow and 1.57% black. Its hue angle is 249.5°, with 96.77% saturation and 51.37% 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 8.17:1 (WCAG AAA). The closest named color is Ultramarine (#3f00ff), ΔE 1.08.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3300ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0786

Complementary

  1. #310bfb
  2. #d5fb0b

Split complementary

  1. #310bfb
  2. #fba90b
  3. #5dfb0b

Analogous

  1. #0b5dfb
  2. #310bfb
  3. #a90bfb

Triadic

  1. #310bfb
  2. #fb310b
  3. #0bfb31

Tetradic

  1. #310bfb
  2. #fb0bd5
  3. #d5fb0b
  4. #0bfb31

Square

  1. #310bfb
  2. #fb0b5d
  3. #d5fb0b
  4. #0bfba9

Monochromatic

  1. #12026b
  2. #1f03b6
  3. #310bfb
  4. #7156fc
  5. #b0a2fd

Shades

#310bfb mixed progressively with black.

  1. #310bfb
  2. #2c0ae2
  3. #2709c9
  4. #2208b0
  5. #1d0797
  6. #19067e
  7. #140464
  8. #0f034b
  9. #0a0232
  10. #050119
  11. #000000

Tints

#310bfb mixed progressively with white.

  1. #310bfb
  2. #4623fb
  3. #5a3cfc
  4. #6f54fc
  5. #836dfd
  6. #9885fd
  7. #ad9dfd
  8. #c1b6fe
  9. #d6cefe
  10. #eae7ff
  11. #ffffff

Tones

#310bfb mixed progressively with gray.

  1. #310bfb
  2. #3917ef
  3. #4122e2
  4. #492ed6
  5. #513aca
  6. #5946be
  7. #6051b1
  8. #685da5
  9. #706999
  10. #78748c
  11. #808080

Readable text 8.17:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.57:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4f4f4f ≈ 0.003% of males
Achromatomaly #453eb0 ≈ 0.001% of males
Protanopia #005aff ≈ 1.01% of males
Deuteranopia #0043f8 ≈ 1.27% of males
Tritanopia #006a94 ≈ 0.0001% of males
Protanomaly #0047fe ≈ 1.08% of males
Deuteranomaly #0035f9 ≈ 4.63% of males
Tritanomaly #0053c6 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-310bfb {
  color: #310bfb;
}
Background
.bg-310bfb {
  background-color: #310bfb;
  color: #ffffff;
}
Border
.border-310bfb {
  border: 2px solid #310bfb;
}
CSS variables
:root {
  --color-primary: #310bfb;
  --color-primary-rgb: 49 11 251;
  --color-primary-hsl: 250 97% 51%;
}
Gradient
.gradient-310bfb {
  background: linear-gradient(135deg, #310bfb, #a90bfb);
}
Colored shadow
.shadow-310bfb {
  box-shadow: 0 8px 24px rgb(49 11 251 / 0.35);
}

#3f00ff Ultramarine ΔE 1.08 #0000ff Blue ΔE 1.46 #5218fa Han Purple ΔE 2.81 #6f00ff Electric Indigo ΔE 5.64 #0000cd Medium Blue ΔE 7.08 #1c39bb Persian Blue ΔE 9.68 #8f00ff Electric Violet ΔE 10.06 #cef404 Inverted #4f4f4f Grayscale 

Ultramarine
#310bfb  rgb(49, 11, 251)  hsl(250, 97%, 51%)  Ultramarine
#d5fb0b  rgb(213, 251, 11)  hsl(70, 97%, 51%)  Chartreuse Yellow
#fb310b  rgb(251, 49, 11)  hsl(10, 97%, 51%)  Ferrari Red
#0bfb31  rgb(11, 251, 49)  hsl(130, 97%, 51%)  Lime