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#305FFD

#305ffd ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#305ffd is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 18.82% red, 37.25% green and 99.22% blue; printed in CMYK it uses 81.03% cyan, 62.45% magenta, 0% yellow and 0.78% black. Its hue angle is 226.24°, with 98.09% saturation and 59.02% 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 5.02:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.31.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.159

Complementary

  1. #305ffd
  2. #fdce30

Split complementary

  1. #305ffd
  2. #fd6730
  3. #c6fd30

Analogous

  1. #30c6fd
  2. #305ffd
  3. #6730fd

Triadic

  1. #305ffd
  2. #fd305f
  3. #5ffd30

Tetradic

  1. #305ffd
  2. #ce30fd
  3. #fdce30
  4. #5ffd30

Square

  1. #305ffd
  2. #fd30c6
  3. #fdce30
  4. #30fd67

Monochromatic

  1. #012393
  2. #0235de
  3. #305ffd
  4. #7c9afe
  5. #c8d4fe

Shades

#305ffd mixed progressively with black.

  1. #305ffd
  2. #2b56e4
  3. #264cca
  4. #2243b1
  5. #1d3998
  6. #18307f
  7. #132665
  8. #0e1d4c
  9. #0a1333
  10. #050a19
  11. #000000

Tints

#305ffd mixed progressively with white.

  1. #305ffd
  2. #456ffd
  3. #597ffd
  4. #6e8ffe
  5. #839ffe
  6. #98affe
  7. #acbffe
  8. #c1cffe
  9. #d6dfff
  10. #eaefff
  11. #ffffff

Tones

#305ffd mixed progressively with gray.

  1. #305ffd
  2. #3862f1
  3. #4066e4
  4. #4869d8
  5. #506ccb
  6. #5870bf
  7. #6073b2
  8. #6876a6
  9. #707999
  10. #787d8d
  11. #808080

Readable text 5.02:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.18:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6f6f6f ≈ 0.003% of males
Achromatomaly #5c69ba ≈ 0.001% of males
Protanopia #0079ff ≈ 1.01% of males
Deuteranopia #0066fa ≈ 1.27% of males
Tritanopia #0089a5 ≈ 0.0001% of males
Protanomaly #006fff ≈ 1.08% of males
Deuteranomaly #0063fb ≈ 4.63% of males
Tritanomaly #007ace ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-305ffd {
  color: #305ffd;
}
Background
.bg-305ffd {
  background-color: #305ffd;
  color: #ffffff;
}
Border
.border-305ffd {
  border: 2px solid #305ffd;
}
CSS variables
:root {
  --color-primary: #305ffd;
  --color-primary-rgb: 48 95 253;
  --color-primary-hsl: 226 98% 59%;
}
Gradient
.gradient-305ffd {
  background: linear-gradient(135deg, #305ffd, #6730fd);
}
Colored shadow
.shadow-305ffd {
  box-shadow: 0 8px 24px rgb(48 95 253 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.31 #4169e1 Royal Blue ΔE 4.35 #0070ff Brandeis Blue ΔE 6.39 #6050dc Majorelle Blue ΔE 7.79 #5a4fcf Iris ΔE 8.59 #6a5acd Slate Blue ΔE 8.77 #7b68ee Medium Slate Blue ΔE 9.03 #cfa002 Inverted #6f6f6f Grayscale 

Ultramarine Blue
#305ffd  rgb(48, 95, 253)  hsl(226, 98%, 59%)  Ultramarine Blue
#fdce30  rgb(253, 206, 48)  hsl(46, 98%, 59%)  Sunglow
#fd305f  rgb(253, 48, 95)  hsl(346, 98%, 59%)  Neon Fuchsia
#5ffd30  rgb(95, 253, 48)  hsl(106, 98%, 59%)  Harlequin