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#331FF9

#331ff9 ≈ Ultramarine

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#331ff9 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 97.65% blue; printed in CMYK it uses 79.52% cyan, 87.55% magenta, 0% yellow and 2.35% black. Its hue angle is 245.5°, with 94.78% saturation and 54.9% 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 7.76:1 (WCAG AAA). The closest named color is Ultramarine (#3f00ff), ΔE 1.98.

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 luminance0.0852

Complementary

  1. #331ff9
  2. #e5f91f

Split complementary

  1. #331ff9
  2. #f9a01f
  3. #78f91f

Analogous

  1. #1f78f9
  2. #331ff9
  3. #a01ff9

Triadic

  1. #331ff9
  2. #f9331f
  3. #1ff933

Tetradic

  1. #331ff9
  2. #f91fe5
  3. #e5f91f
  4. #1ff933

Square

  1. #331ff9
  2. #f91f78
  3. #e5f91f
  4. #1ff9a0

Monochromatic

  1. #0e037c
  2. #1705c6
  3. #331ff9
  4. #7769fb
  5. #bbb4fd

Shades

#331ff9 mixed progressively with black.

  1. #331ff9
  2. #2e1ce0
  3. #2919c7
  4. #2416ae
  5. #1f1395
  6. #1a107d
  7. #140c64
  8. #0f094b
  9. #0a0632
  10. #050319
  11. #000000

Tints

#331ff9 mixed progressively with white.

  1. #331ff9
  2. #4735fa
  3. #5c4cfa
  4. #7062fb
  5. #8579fb
  6. #998ffc
  7. #ada5fd
  8. #c2bcfd
  9. #d6d2fe
  10. #ebe9fe
  11. #ffffff

Tones

#331ff9 mixed progressively with gray.

  1. #331ff9
  2. #3b29ed
  3. #4232e1
  4. #4a3cd5
  5. #5246c9
  6. #5a50bd
  7. #6159b0
  8. #6963a4
  9. #716d98
  10. #78768c
  11. #808080

Readable text 7.76:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.7:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #525252 ≈ 0.003% of males
Achromatomaly #4843af ≈ 0.001% of males
Protanopia #005dff ≈ 1.01% of males
Deuteranopia #0047f6 ≈ 1.27% of males
Tritanopia #006c94 ≈ 0.0001% of males
Protanomaly #004bfc ≈ 1.08% of males
Deuteranomaly #003bf7 ≈ 4.63% of males
Tritanomaly #0057c5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-331ff9 {
  color: #331ff9;
}
Background
.bg-331ff9 {
  background-color: #331ff9;
  color: #ffffff;
}
Border
.border-331ff9 {
  border: 2px solid #331ff9;
}
CSS variables
:root {
  --color-primary: #331ff9;
  --color-primary-rgb: 51 31 249;
  --color-primary-hsl: 246 95% 55%;
}
Gradient
.gradient-331ff9 {
  background: linear-gradient(135deg, #331ff9, #a01ff9);
}
Colored shadow
.shadow-331ff9 {
  box-shadow: 0 8px 24px rgb(51 31 249 / 0.35);
}

#3f00ff Ultramarine ΔE 1.98 #5218fa Han Purple ΔE 2.35 #0000ff Blue ΔE 2.70 #6f00ff Electric Indigo ΔE 5.46 #0000cd Medium Blue ΔE 7.98 #1c39bb Persian Blue ΔE 8.91 #4f42b5 Ocean Blue ΔE 9.53 #cce006 Inverted #525252 Grayscale 

Ultramarine
#331ff9  rgb(51, 31, 249)  hsl(246, 95%, 55%)  Ultramarine
#e5f91f  rgb(229, 249, 31)  hsl(66, 95%, 55%)  Lemon Lime
#f9331f  rgb(249, 51, 31)  hsl(6, 95%, 55%)  Candy Apple Red
#1ff933  rgb(31, 249, 51)  hsl(126, 95%, 55%)  Lime