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#1D28FA

#1d28fa ≈ Ultramarine

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#1d28fa is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 11.37% red, 15.69% green and 98.04% blue; printed in CMYK it uses 88.4% cyan, 84% magenta, 0% yellow and 1.96% black. Its hue angle is 237.01°, with 95.67% saturation and 54.71% 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 7.67:1 (WCAG AAA). The closest named color is Ultramarine (#3f00ff), ΔE 3.35.

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 luminance0.0868

Complementary

  1. #1d28fa
  2. #faef1d

Split complementary

  1. #1d28fa
  2. #fa801d
  3. #97fa1d

Analogous

  1. #1d97fa
  2. #1d28fa
  3. #801dfa

Triadic

  1. #1d28fa
  2. #fa1d28
  3. #28fa1d

Tetradic

  1. #1d28fa
  2. #ef1dfa
  3. #faef1d
  4. #28fa1d

Square

  1. #1d28fa
  2. #fa1d97
  3. #faef1d
  4. #1dfa80

Monochromatic

  1. #03097b
  2. #040ec6
  3. #1d28fa
  4. #686ffc
  5. #b3b6fd

Shades

#1d28fa mixed progressively with black.

  1. #1d28fa
  2. #1a24e1
  3. #1720c8
  4. #141caf
  5. #111896
  6. #0f147d
  7. #0c1064
  8. #090c4b
  9. #060832
  10. #030419
  11. #000000

Tints

#1d28fa mixed progressively with white.

  1. #1d28fa
  2. #343efb
  3. #4a53fb
  4. #6169fc
  5. #777efc
  6. #8e94fd
  7. #a5a9fd
  8. #bbbffe
  9. #d2d4fe
  10. #e8eaff
  11. #ffffff

Tones

#1d28fa mixed progressively with gray.

  1. #1d28fa
  2. #2731ee
  3. #313ae2
  4. #3b42d5
  5. #454bc9
  6. #4f54bd
  7. #585db1
  8. #6266a5
  9. #6c6e98
  10. #76778c
  11. #808080

Readable text 7.67:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.74:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #535353 ≈ 0.003% of males
Achromatomaly #4446b0 ≈ 0.001% of males
Protanopia #005eff ≈ 1.01% of males
Deuteranopia #0047f7 ≈ 1.27% of males
Tritanopia #006f96 ≈ 0.0001% of males
Protanomaly #004efd ≈ 1.08% of males
Deuteranomaly #003df8 ≈ 4.63% of males
Tritanomaly #005bc6 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1d28fa {
  color: #1d28fa;
}
Background
.bg-1d28fa {
  background-color: #1d28fa;
  color: #ffffff;
}
Border
.border-1d28fa {
  border: 2px solid #1d28fa;
}
CSS variables
:root {
  --color-primary: #1d28fa;
  --color-primary-rgb: 29 40 250;
  --color-primary-hsl: 237 96% 55%;
}
Gradient
.gradient-1d28fa {
  background: linear-gradient(135deg, #1d28fa, #801dfa);
}
Colored shadow
.shadow-1d28fa {
  box-shadow: 0 8px 24px rgb(29 40 250 / 0.35);
}

#3f00ff Ultramarine ΔE 3.35 #0000ff Blue ΔE 3.44 #5218fa Han Purple ΔE 3.52 #6f00ff Electric Indigo ΔE 6.53 #1c39bb Persian Blue ΔE 8.16 #0000cd Medium Blue ΔE 8.43 #4f42b5 Ocean Blue ΔE 9.22 #e2d705 Inverted #535353 Grayscale 

Ultramarine
#1d28fa  rgb(29, 40, 250)  hsl(237, 96%, 55%)  Ultramarine
#faef1d  rgb(250, 239, 29)  hsl(57, 96%, 55%)  Aureolin
#fa1d28  rgb(250, 29, 40)  hsl(357, 96%, 55%)  Tractor Red
#28fa1d  rgb(40, 250, 29)  hsl(117, 96%, 55%)  Lime