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#307AAA

#307aaa ≈ Cerulean

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#307aaa is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 18.82% red, 47.84% green and 66.67% blue; printed in CMYK it uses 71.76% cyan, 28.24% magenta, 0% yellow and 33.33% black. Its hue angle is 203.61°, with 55.96% saturation and 42.75% 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 4.68:1 (WCAG AA). The closest named color is Cerulean (#007ba7), ΔE 3.8.

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 luminance0.1745

Complementary

  1. #307aaa
  2. #aa6030

Split complementary

  1. #307aaa
  2. #aa303d
  3. #aa9d30

Analogous

  1. #30aa9d
  2. #307aaa
  3. #303daa

Triadic

  1. #307aaa
  2. #aa307a
  3. #7aaa30

Tetradic

  1. #307aaa
  2. #6030aa
  3. #aa6030
  4. #7aaa30

Square

  1. #307aaa
  2. #9d30aa
  3. #aa6030
  4. #3daa30

Monochromatic

  1. #0e2433
  2. #1f4f6e
  3. #307aaa
  4. #57a0d0
  5. #93c2e0

Shades

#307aaa mixed progressively with black.

  1. #307aaa
  2. #2b6e99
  3. #266288
  4. #225577
  5. #1d4966
  6. #183d55
  7. #133144
  8. #0e2533
  9. #0a1822
  10. #050c11
  11. #000000

Tints

#307aaa mixed progressively with white.

  1. #307aaa
  2. #4587b3
  3. #5995bb
  4. #6ea2c4
  5. #83afcc
  6. #98bdd5
  7. #accadd
  8. #c1d7e6
  9. #d6e4ee
  10. #eaf2f7
  11. #ffffff

Tones

#307aaa mixed progressively with gray.

  1. #307aaa
  2. #387ba6
  3. #407ba2
  4. #487c9d
  5. #507c99
  6. #587d95
  7. #607e91
  8. #687e8d
  9. #707f88
  10. #787f84
  11. #808080

Readable text 4.68:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.49:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #747474 ≈ 0.003% of males
Achromatomaly #60768d ≈ 0.001% of males
Protanopia #647aac ≈ 1.01% of males
Deuteranopia #536fa9 ≈ 1.27% of males
Tritanopia #00868b ≈ 0.0001% of males
Protanomaly #547aab ≈ 1.08% of males
Deuteranomaly #4773a9 ≈ 4.63% of males
Tritanomaly #008198 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-307aaa {
  color: #307aaa;
}
Background
.bg-307aaa {
  background-color: #307aaa;
  color: #ffffff;
}
Border
.border-307aaa {
  border: 2px solid #307aaa;
}
CSS variables
:root {
  --color-primary: #307aaa;
  --color-primary-rgb: 48 122 170;
  --color-primary-hsl: 204 56% 43%;
}
Gradient
.gradient-307aaa {
  background: linear-gradient(135deg, #307aaa, #303daa);
}
Colored shadow
.shadow-307aaa {
  box-shadow: 0 8px 24px rgb(48 122 170 / 0.35);
}

#007ba7 Cerulean ΔE 3.80 #4682b4 Steel Blue ΔE 4.08 #0072bb French Blue ΔE 4.38 #417dc1 Tufts Blue ΔE 5.31 #0073cf True Blue ΔE 5.74 #436b95 Queen Blue ΔE 7.03 #006994 Sea Blue ΔE 7.07 #cf8555 Inverted #747474 Grayscale 

Cerulean
#307aaa  rgb(48, 122, 170)  hsl(204, 56%, 43%)  Cerulean
#aa6030  rgb(170, 96, 48)  hsl(24, 56%, 43%)  Sienna
#aa307a  rgb(170, 48, 122)  hsl(324, 56%, 43%)  Medium Violet Red
#7aaa30  rgb(122, 170, 48)  hsl(84, 56%, 43%)  Apple Green