ColorTool
Log in
#457B9D

#457b9d ≈ Cerulean

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
Check contrast Explore in graph Random color

#457b9d is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 27.06% red, 48.24% green and 61.57% blue; printed in CMYK it uses 56.05% cyan, 21.66% magenta, 0% yellow and 38.43% black. Its hue angle is 203.18°, with 38.94% saturation and 44.31% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 4.59:1 (WCAG AA). The closest named color is Cerulean (#007ba7), ΔE 4.47.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1787

Complementary

  1. #457b9d
  2. #9d6745

Split complementary

  1. #457b9d
  2. #9d454f
  3. #9d9345

Analogous

  1. #459d93
  2. #457b9d
  3. #454f9d

Triadic

  1. #457b9d
  2. #9d457b
  3. #7b9d45

Tetradic

  1. #457b9d
  2. #67459d
  3. #9d6745
  4. #7b9d45

Square

  1. #457b9d
  2. #93459d
  3. #9d6745
  4. #4f9d45

Monochromatic

  1. #162833
  2. #2e5168
  3. #457b9d
  4. #6fa0c0
  5. #a4c3d7

Shades

#457b9d mixed progressively with black.

  1. #457b9d
  2. #3e6f8d
  3. #37627e
  4. #30566e
  5. #294a5e
  6. #233e4f
  7. #1c313f
  8. #15252f
  9. #0e191f
  10. #070c10
  11. #000000

Tints

#457b9d mixed progressively with white.

  1. #457b9d
  2. #5888a7
  3. #6a95b1
  4. #7da3ba
  5. #8fb0c4
  6. #a2bdce
  7. #b5cad8
  8. #c7d7e2
  9. #dae5eb
  10. #ecf2f5
  11. #ffffff

Tones

#457b9d mixed progressively with gray.

  1. #457b9d
  2. #4b7c9a
  3. #517c97
  4. #577d94
  5. #5d7d91
  6. #637e8f
  7. #687e8c
  8. #6e7f89
  9. #747f86
  10. #7a8083
  11. #808080

Readable text 4.59:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.57:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #757575 ≈ 0.003% of males
Achromatomaly #657887 ≈ 0.001% of males
Protanopia #6b7a9f ≈ 1.01% of males
Deuteranopia #5f719c ≈ 1.27% of males
Tritanopia #008486 ≈ 0.0001% of males
Protanomaly #5e7b9e ≈ 1.08% of males
Deuteranomaly #56759d ≈ 4.63% of males
Tritanomaly #2a8090 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-457b9d {
  color: #457b9d;
}
Background
.bg-457b9d {
  background-color: #457b9d;
  color: #ffffff;
}
Border
.border-457b9d {
  border: 2px solid #457b9d;
}
CSS variables
:root {
  --color-primary: #457b9d;
  --color-primary-rgb: 69 123 157;
  --color-primary-hsl: 203 39% 44%;
}
Gradient
.gradient-457b9d {
  background: linear-gradient(135deg, #457b9d, #454f9d);
}
Colored shadow
.shadow-457b9d {
  box-shadow: 0 8px 24px rgb(69 123 157 / 0.35);
}

#007ba7 Cerulean ΔE 4.47 #4682b4 Steel Blue ΔE 4.76 #5d8aa8 Air Force Blue ΔE 6.16 #417dc1 Tufts Blue ΔE 6.47 #0072bb French Blue ΔE 6.88 #436b95 Queen Blue ΔE 7.18 #367588 Teal Blue ΔE 7.39 #ba8462 Inverted #757575 Grayscale 

Cerulean
#457b9d  rgb(69, 123, 157)  hsl(203, 39%, 44%)  Cerulean
#9d6745  rgb(157, 103, 69)  hsl(23, 39%, 44%)  Cafe au Lait
#9d457b  rgb(157, 69, 123)  hsl(323, 39%, 44%)  Deep Plum
#7b9d45  rgb(123, 157, 69)  hsl(83, 39%, 44%)  Moss Green