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#515AFF

#515aff ≈ Ultramarine Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#515aff is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 31.76% red, 35.29% green and 100% blue; printed in CMYK it uses 68.24% cyan, 64.71% magenta, 0% yellow and 0% black. Its hue angle is 236.9°, with 100% saturation and 65.88% 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 4.93:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 4.54.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1628

Complementary

  1. #515aff
  2. #fff651

Split complementary

  1. #515aff
  2. #ff9f51
  3. #b1ff51

Analogous

  1. #51b1ff
  2. #515aff
  3. #9f51ff

Triadic

  1. #515aff
  2. #ff515a
  3. #5aff51

Tetradic

  1. #515aff
  2. #f651ff
  3. #fff651
  4. #5aff51

Square

  1. #515aff
  2. #ff51b1
  3. #fff651
  4. #51ff9f

Monochromatic

  1. #0009b7
  2. #0411ff
  3. #515aff
  4. #9da3ff
  5. #eaebff

Shades

#515aff mixed progressively with black.

  1. #515aff
  2. #4951e6
  3. #4148cc
  4. #393fb3
  5. #313699
  6. #292d80
  7. #202466
  8. #181b4d
  9. #101233
  10. #08091a
  11. #000000

Tints

#515aff mixed progressively with white.

  1. #515aff
  2. #626bff
  3. #747bff
  4. #858cff
  5. #979cff
  6. #a8adff
  7. #b9bdff
  8. #cbceff
  9. #dcdeff
  10. #eeefff
  11. #ffffff

Tones

#515aff mixed progressively with gray.

  1. #515aff
  2. #565ef2
  3. #5a62e6
  4. #5f65d9
  5. #6469cc
  6. #696dc0
  7. #6d71b3
  8. #7275a6
  9. #777899
  10. #7b7c8d
  11. #808080

Readable text 4.93:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.26:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #707070 ≈ 0.003% of males
Achromatomaly #6568bb ≈ 0.001% of males
Protanopia #0078ff ≈ 1.01% of males
Deuteranopia #0068fc ≈ 1.27% of males
Tritanopia #0085a5 ≈ 0.0001% of males
Protanomaly #006dff ≈ 1.08% of males
Deuteranomaly #0063fd ≈ 4.63% of males
Tritanomaly #0076cf ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-515aff {
  color: #515aff;
}
Background
.bg-515aff {
  background-color: #515aff;
  color: #ffffff;
}
Border
.border-515aff {
  border: 2px solid #515aff;
}
CSS variables
:root {
  --color-primary: #515aff;
  --color-primary-rgb: 81 90 255;
  --color-primary-hsl: 237 100% 66%;
}
Gradient
.gradient-515aff {
  background: linear-gradient(135deg, #515aff, #9f51ff);
}
Colored shadow
.shadow-515aff {
  box-shadow: 0 8px 24px rgb(81 90 255 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 4.54 #6050dc Majorelle Blue ΔE 5.65 #7b68ee Medium Slate Blue ΔE 6.83 #4169e1 Royal Blue ΔE 6.88 #6a5acd Slate Blue ΔE 6.99 #5a4fcf Iris ΔE 7.17 #0070ff Brandeis Blue ΔE 9.33 #aea500 Inverted #707070 Grayscale 

Ultramarine Blue
#515aff  rgb(81, 90, 255)  hsl(237, 100%, 66%)  Ultramarine Blue
#fff651  rgb(255, 246, 81)  hsl(57, 100%, 66%)  Icterine
#ff515a  rgb(255, 81, 90)  hsl(357, 100%, 66%)  Pastel Red
#5aff51  rgb(90, 255, 81)  hsl(117, 100%, 66%)  Neon Green