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#310BFA

#310bfa ≈ Ultramarine

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#310bfa 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 98.04% blue; printed in CMYK it uses 80.4% cyan, 95.6% magenta, 0% yellow and 1.96% black. Its hue angle is 249.54°, with 95.98% saturation and 51.18% 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 8.21:1 (WCAG AAA). The closest named color is Ultramarine (#3f00ff), ΔE 1.16.

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 luminance0.0779

Complementary

  1. #310bfa
  2. #d4fa0b

Split complementary

  1. #310bfa
  2. #faa90b
  3. #5dfa0b

Analogous

  1. #0b5dfa
  2. #310bfa
  3. #a90bfa

Triadic

  1. #310bfa
  2. #fa310b
  3. #0bfa31

Tetradic

  1. #310bfa
  2. #fa0bd4
  3. #d4fa0b
  4. #0bfa31

Square

  1. #310bfa
  2. #fa0b5d
  3. #d4fa0b
  4. #0bfaa9

Monochromatic

  1. #13026a
  2. #2004b5
  3. #310bfa
  4. #7056fc
  5. #b0a1fd

Shades

#310bfa mixed progressively with black.

  1. #310bfa
  2. #2c0ae1
  3. #2709c8
  4. #2208af
  5. #1d0796
  6. #19067d
  7. #140464
  8. #0f034b
  9. #0a0232
  10. #050119
  11. #000000

Tints

#310bfa mixed progressively with white.

  1. #310bfa
  2. #4623fb
  3. #5a3cfb
  4. #6f54fc
  5. #836dfc
  6. #9885fd
  7. #ad9dfd
  8. #c1b6fe
  9. #d6cefe
  10. #eae7ff
  11. #ffffff

Tones

#310bfa mixed progressively with gray.

  1. #310bfa
  2. #3917ee
  3. #4122e2
  4. #492ed5
  5. #513ac9
  6. #5946bd
  7. #6051b1
  8. #685da5
  9. #706998
  10. #78748c
  11. #808080

Readable text 8.21:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.56:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4f4f4f ≈ 0.003% of males
Achromatomaly #453eaf ≈ 0.001% of males
Protanopia #0059ff ≈ 1.01% of males
Deuteranopia #0043f7 ≈ 1.27% of males
Tritanopia #006993 ≈ 0.0001% of males
Protanomaly #0046fd ≈ 1.08% of males
Deuteranomaly #0035f8 ≈ 4.63% of males
Tritanomaly #0053c5 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-310bfa {
  color: #310bfa;
}
Background
.bg-310bfa {
  background-color: #310bfa;
  color: #ffffff;
}
Border
.border-310bfa {
  border: 2px solid #310bfa;
}
CSS variables
:root {
  --color-primary: #310bfa;
  --color-primary-rgb: 49 11 250;
  --color-primary-hsl: 250 96% 51%;
}
Gradient
.gradient-310bfa {
  background: linear-gradient(135deg, #310bfa, #a90bfa);
}
Colored shadow
.shadow-310bfa {
  box-shadow: 0 8px 24px rgb(49 11 250 / 0.35);
}

#3f00ff Ultramarine ΔE 1.16 #0000ff Blue ΔE 1.42 #5218fa Han Purple ΔE 2.88 #6f00ff Electric Indigo ΔE 5.71 #0000cd Medium Blue ΔE 6.96 #1c39bb Persian Blue ΔE 9.63 #8f00ff Electric Violet ΔE 10.12 #cef405 Inverted #4f4f4f Grayscale 

Ultramarine
#310bfa  rgb(49, 11, 250)  hsl(250, 96%, 51%)  Ultramarine
#d4fa0b  rgb(212, 250, 11)  hsl(70, 96%, 51%)  Chartreuse Yellow
#fa310b  rgb(250, 49, 11)  hsl(10, 96%, 51%)  Ferrari Red
#0bfa31  rgb(11, 250, 49)  hsl(130, 96%, 51%)  Lime