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#337FE0

#337fe0 ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#337fe0 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 20% red, 49.8% green and 87.84% blue; printed in CMYK it uses 77.23% cyan, 43.3% magenta, 0% yellow and 12.16% black. Its hue angle is 213.64°, with 73.62% saturation and 53.92% 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. Black text on this color reaches a contrast ratio of 5.25:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 3.07.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2126

Complementary

  1. #337fe0
  2. #e09433

Split complementary

  1. #337fe0
  2. #e03d33
  3. #d6e033

Analogous

  1. #33d6e0
  2. #337fe0
  3. #3d33e0

Triadic

  1. #337fe0
  2. #e0337f
  3. #7fe033

Tetradic

  1. #337fe0
  2. #9433e0
  3. #e09433
  4. #7fe033

Square

  1. #337fe0
  2. #e033d6
  3. #e09433
  4. #33e03d

Monochromatic

  1. #10386a
  2. #1a5aac
  3. #337fe0
  4. #75a9ea
  5. #b8d2f4

Shades

#337fe0 mixed progressively with black.

  1. #337fe0
  2. #2e72ca
  3. #2966b3
  4. #24599d
  5. #1f4c86
  6. #1a4070
  7. #14335a
  8. #0f2643
  9. #0a192d
  10. #050d16
  11. #000000

Tints

#337fe0 mixed progressively with white.

  1. #337fe0
  2. #478ce3
  3. #5c99e6
  4. #70a5e9
  5. #85b2ec
  6. #99bff0
  7. #adccf3
  8. #c2d9f6
  9. #d6e5f9
  10. #ebf2fc
  11. #ffffff

Tones

#337fe0 mixed progressively with gray.

  1. #337fe0
  2. #3b7fd6
  3. #427fcd
  4. #4a7fc3
  5. #527fba
  6. #5a80b0
  7. #6180a6
  8. #69809d
  9. #718093
  10. #78808a
  11. #808080

Readable text 4:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.25:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #697fae ≈ 0.001% of males
Protanopia #4e88e4 ≈ 1.01% of males
Deuteranopia #2c78de ≈ 1.27% of males
Tritanopia #0096a4 ≈ 0.0001% of males
Protanomaly #4584e2 ≈ 1.08% of males
Deuteranomaly #2f7bdf ≈ 4.63% of males
Tritanomaly #008dbf ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-337fe0 {
  color: #337fe0;
}
Background
.bg-337fe0 {
  background-color: #337fe0;
  color: #000000;
}
Border
.border-337fe0 {
  border: 2px solid #337fe0;
}
CSS variables
:root {
  --color-primary: #337fe0;
  --color-primary-rgb: 51 127 224;
  --color-primary-hsl: 214 74% 54%;
}
Gradient
.gradient-337fe0 {
  background: linear-gradient(135deg, #337fe0, #3d33e0);
}
Colored shadow
.shadow-337fe0 {
  box-shadow: 0 8px 24px rgb(51 127 224 / 0.35);
}

#417dc1 Tufts Blue ΔE 3.07 #318ce7 Bleu de France ΔE 4.75 #4682b4 Steel Blue ΔE 4.93 #0073cf True Blue ΔE 5.39 #0070ff Brandeis Blue ΔE 6.01 #6082b6 Glaucous ΔE 6.05 #1e90ff Dodger Blue ΔE 6.45 #cc801f Inverted #7f7f7f Grayscale 

Tufts Blue
#337fe0  rgb(51, 127, 224)  hsl(214, 74%, 54%)  Tufts Blue
#e09433  rgb(224, 148, 51)  hsl(34, 74%, 54%)  Carrot Orange
#e0337f  rgb(224, 51, 127)  hsl(334, 74%, 54%)  Telemagenta
#7fe033  rgb(127, 224, 51)  hsl(94, 74%, 54%)  Inchworm