ColorTool
Log in
#1237D1

#1237d1 ≈ Persian Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#1237d1 is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 7.06% red, 21.57% green and 81.96% blue; printed in CMYK it uses 91.39% cyan, 73.68% magenta, 0% yellow and 18.04% black. Its hue angle is 228.38°, with 84.14% saturation and 44.51% 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 8.42:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 2.81.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0746

Complementary

  1. #1237d1
  2. #d1ac12

Split complementary

  1. #1237d1
  2. #d14d12
  3. #96d112

Analogous

  1. #1296d1
  2. #1237d1
  3. #4d12d1

Triadic

  1. #1237d1
  2. #d11237
  3. #37d112

Tetradic

  1. #1237d1
  2. #ac12d1
  3. #d1ac12
  4. #37d112

Square

  1. #1237d1
  2. #d11296
  3. #d1ac12
  4. #12d14d

Monochromatic

  1. #061244
  2. #0c248b
  3. #1237d1
  4. #4163ef
  5. #879cf5

Shades

#1237d1 mixed progressively with black.

  1. #1237d1
  2. #1032bc
  3. #0e2ca7
  4. #0d2792
  5. #0b217d
  6. #091c69
  7. #071654
  8. #05113f
  9. #040b2a
  10. #020615
  11. #000000

Tints

#1237d1 mixed progressively with white.

  1. #1237d1
  2. #2a4bd6
  3. #415fda
  4. #5973df
  5. #7187e3
  6. #899be8
  7. #a0afed
  8. #b8c3f1
  9. #d0d7f6
  10. #e7ebfa
  11. #ffffff

Tones

#1237d1 mixed progressively with gray.

  1. #1237d1
  2. #1d3ec9
  3. #2846c1
  4. #334db9
  5. #3e54b1
  6. #495ca9
  7. #5463a0
  8. #5f6a98
  9. #6a7190
  10. #757988
  11. #808080

Readable text 8.42:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.49:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4d4d4d ≈ 0.003% of males
Achromatomaly #3d4595 ≈ 0.001% of males
Protanopia #0056d5 ≈ 1.01% of males
Deuteranopia #0044ce ≈ 1.27% of males
Tritanopia #006581 ≈ 0.0001% of males
Protanomaly #004cd4 ≈ 1.08% of males
Deuteranomaly #003fcf ≈ 4.63% of males
Tritanomaly #0056a7 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1237d1 {
  color: #1237d1;
}
Background
.bg-1237d1 {
  background-color: #1237d1;
  color: #ffffff;
}
Border
.border-1237d1 {
  border: 2px solid #1237d1;
}
CSS variables
:root {
  --color-primary: #1237d1;
  --color-primary-rgb: 18 55 209;
  --color-primary-hsl: 228 84% 45%;
}
Gradient
.gradient-1237d1 {
  background: linear-gradient(135deg, #1237d1, #4d12d1);
}
Colored shadow
.shadow-1237d1 {
  box-shadow: 0 8px 24px rgb(18 55 209 / 0.35);
}

#1c39bb Persian Blue ΔE 2.81 #1034a6 Egyptian Blue ΔE 5.84 #4f42b5 Ocean Blue ΔE 6.20 #0000ff Blue ΔE 7.41 #003399 Smalt ΔE 7.92 #0047ab Cobalt Blue ΔE 8.03 #3f00ff Ultramarine ΔE 8.09 #edc82e Inverted #4d4d4d Grayscale 

Persian Blue
#1237d1  rgb(18, 55, 209)  hsl(228, 84%, 45%)  Persian Blue
#d1ac12  rgb(209, 172, 18)  hsl(48, 84%, 45%)  Metallic Gold
#d11237  rgb(209, 18, 55)  hsl(348, 84%, 45%)  Crimson
#37d112  rgb(55, 209, 18)  hsl(108, 84%, 45%)  Lime Green