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#331FFD

#331ffd ≈ Ultramarine

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#331ffd is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 20% red, 12.16% green and 99.22% blue; printed in CMYK it uses 79.84% cyan, 87.75% magenta, 0% yellow and 0.78% black. Its hue angle is 245.41°, with 98.23% saturation and 55.69% 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 7.62:1 (WCAG AAA). The closest named color is Ultramarine (#3f00ff), ΔE 2.01.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3333ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0878

Complementary

  1. #331ffd
  2. #e9fd1f

Split complementary

  1. #331ffd
  2. #fda21f
  3. #7afd1f

Analogous

  1. #1f7afd
  2. #331ffd
  3. #a21ffd

Triadic

  1. #331ffd
  2. #fd331f
  3. #1ffd33

Tetradic

  1. #331ffd
  2. #fd1fe9
  3. #e9fd1f
  4. #1ffd33

Square

  1. #331ffd
  2. #fd1f7a
  3. #e9fd1f
  4. #1ffda2

Monochromatic

  1. #0d0182
  2. #1402ce
  3. #331ffd
  4. #786bfe
  5. #bdb7fe

Shades

#331ffd mixed progressively with black.

  1. #331ffd
  2. #2e1ce4
  3. #2919ca
  4. #2416b1
  5. #1f1398
  6. #1a107f
  7. #140c65
  8. #0f094c
  9. #0a0633
  10. #050319
  11. #000000

Tints

#331ffd mixed progressively with white.

  1. #331ffd
  2. #4735fd
  3. #5c4cfd
  4. #7062fe
  5. #8579fe
  6. #998ffe
  7. #ada5fe
  8. #c2bcfe
  9. #d6d2ff
  10. #ebe9ff
  11. #ffffff

Tones

#331ffd mixed progressively with gray.

  1. #331ffd
  2. #3b29f1
  3. #4232e4
  4. #4a3cd8
  5. #5246cb
  6. #5a50bf
  7. #6159b2
  8. #6963a6
  9. #716d99
  10. #78768d
  11. #808080

Readable text 7.62:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.76:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #545454 ≈ 0.003% of males
Achromatomaly #4944b2 ≈ 0.001% of males
Protanopia #005eff ≈ 1.01% of males
Deuteranopia #0048fa ≈ 1.27% of males
Tritanopia #006e97 ≈ 0.0001% of males
Protanomaly #004cff ≈ 1.08% of males
Deuteranomaly #003cfb ≈ 4.63% of males
Tritanomaly #0058c8 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-331ffd {
  color: #331ffd;
}
Background
.bg-331ffd {
  background-color: #331ffd;
  color: #ffffff;
}
Border
.border-331ffd {
  border: 2px solid #331ffd;
}
CSS variables
:root {
  --color-primary: #331ffd;
  --color-primary-rgb: 51 31 253;
  --color-primary-hsl: 245 98% 56%;
}
Gradient
.gradient-331ffd {
  background: linear-gradient(135deg, #331ffd, #a21ffd);
}
Colored shadow
.shadow-331ffd {
  box-shadow: 0 8px 24px rgb(51 31 253 / 0.35);
}

#3f00ff Ultramarine ΔE 2.01 #5218fa Han Purple ΔE 2.20 #0000ff Blue ΔE 2.93 #6f00ff Electric Indigo ΔE 5.25 #0000cd Medium Blue ΔE 8.43 #1c39bb Persian Blue ΔE 9.24 #8f00ff Electric Violet ΔE 9.48 #cce002 Inverted #545454 Grayscale 

Ultramarine
#331ffd  rgb(51, 31, 253)  hsl(245, 98%, 56%)  Ultramarine
#e9fd1f  rgb(233, 253, 31)  hsl(65, 98%, 56%)  Lemon Lime
#fd331f  rgb(253, 51, 31)  hsl(5, 98%, 56%)  Scarlet
#1ffd33  rgb(31, 253, 51)  hsl(125, 98%, 56%)  Lime