ColorTool
Log in
#37A2FA

#37a2fa ≈ Carolina Blue

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

#37a2fa is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 21.57% red, 63.53% green and 98.04% blue; printed in CMYK it uses 78% cyan, 35.2% magenta, 0% yellow and 1.96% black. Its hue angle is 207.08°, with 95.12% saturation and 59.8% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 7.71:1 (WCAG AAA). The closest named color is Carolina Blue (#56a0d3), ΔE 4.66.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3399ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.3356

Complementary

  1. #37a2fa
  2. #fa8f37

Split complementary

  1. #37a2fa
  2. #fa3740
  3. #faf137

Analogous

  1. #37faf1
  2. #37a2fa
  3. #3740fa

Triadic

  1. #37a2fa
  2. #fa37a2
  3. #a2fa37

Tetradic

  1. #37a2fa
  2. #8f37fa
  3. #fa8f37
  4. #a2fa37

Square

  1. #37a2fa
  2. #f137fa
  3. #fa8f37
  4. #40fa37

Monochromatic

  1. #045394
  2. #067ddf
  3. #37a2fa
  4. #82c5fc
  5. #cce7fe

Shades

#37a2fa mixed progressively with black.

  1. #37a2fa
  2. #3292e1
  3. #2c82c8
  4. #2771af
  5. #216196
  6. #1c517d
  7. #164164
  8. #11314b
  9. #0b2032
  10. #061019
  11. #000000

Tints

#37a2fa mixed progressively with white.

  1. #37a2fa
  2. #4babfb
  3. #5fb5fb
  4. #73befc
  5. #87c7fc
  6. #9bd1fd
  7. #afdafd
  8. #c3e3fe
  9. #d7ecfe
  10. #ebf6ff
  11. #ffffff

Tones

#37a2fa mixed progressively with gray.

  1. #37a2fa
  2. #3e9fee
  3. #469be2
  4. #4d98d5
  5. #5494c9
  6. #5c91bd
  7. #638eb1
  8. #6a8aa5
  9. #718798
  10. #79838c
  11. #808080

Readable text 2.72:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 7.71:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #9d9d9d ≈ 0.003% of males
Achromatomaly #809fc9 ≈ 0.001% of males
Protanopia #79a6fe ≈ 1.01% of males
Deuteranopia #5c95f8 ≈ 1.27% of males
Tritanopia #00b7c2 ≈ 0.0001% of males
Protanomaly #65a5fc ≈ 1.08% of males
Deuteranomaly #509af9 ≈ 4.63% of males
Tritanomaly #00afdb ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-37a2fa {
  color: #37a2fa;
}
Background
.bg-37a2fa {
  background-color: #37a2fa;
  color: #000000;
}
Border
.border-37a2fa {
  border: 2px solid #37a2fa;
}
CSS variables
:root {
  --color-primary: #37a2fa;
  --color-primary-rgb: 55 162 250;
  --color-primary-hsl: 207 95% 60%;
}
Gradient
.gradient-37a2fa {
  background: linear-gradient(135deg, #37a2fa, #3740fa);
}
Colored shadow
.shadow-37a2fa {
  box-shadow: 0 8px 24px rgb(55 162 250 / 0.35);
}

#56a0d3 Carolina Blue ΔE 4.66 #1e90ff Dodger Blue ΔE 5.90 #71a6d2 Iceberg ΔE 5.99 #318ce7 Bleu de France ΔE 7.14 #5b92e5 United Nations Blue ΔE 7.37 #6495ed Cornflower Blue ΔE 7.90 #73c2fb Maya Blue ΔE 9.47 #c85d05 Inverted #9d9d9d Grayscale 

Carolina Blue
#37a2fa  rgb(55, 162, 250)  hsl(207, 95%, 60%)  Carolina Blue
#fa8f37  rgb(250, 143, 55)  hsl(27, 95%, 60%)  Cadmium Orange
#fa37a2  rgb(250, 55, 162)  hsl(327, 95%, 60%)  Persian Rose
#a2fa37  rgb(162, 250, 55)  hsl(87, 95%, 60%)  Green Yellow