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#377CD8

#377cd8 ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#377cd8 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 21.57% red, 48.63% green and 84.71% blue; printed in CMYK it uses 74.54% cyan, 42.59% magenta, 0% yellow and 15.29% black. Its hue angle is 214.29°, with 67.36% saturation and 53.14% 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 5.04:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 2.31.

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 luminance0.2019

Complementary

  1. #377cd8
  2. #d89337

Split complementary

  1. #377cd8
  2. #d84337
  3. #ccd837

Analogous

  1. #37ccd8
  2. #377cd8
  3. #4337d8

Triadic

  1. #377cd8
  2. #d8377c
  3. #7cd837

Tetradic

  1. #377cd8
  2. #9337d8
  3. #d89337
  4. #7cd837

Square

  1. #377cd8
  2. #d837cc
  3. #d89337
  4. #37d843

Monochromatic

  1. #133563
  2. #2058a3
  3. #377cd8
  4. #77a6e4
  5. #b7d0f1

Shades

#377cd8 mixed progressively with black.

  1. #377cd8
  2. #3270c2
  3. #2c63ad
  4. #275797
  5. #214a82
  6. #1c3e6c
  7. #163256
  8. #112541
  9. #0b192b
  10. #060c16
  11. #000000

Tints

#377cd8 mixed progressively with white.

  1. #377cd8
  2. #4b89dc
  3. #5f96e0
  4. #73a3e4
  5. #87b0e8
  6. #9bbeec
  7. #afcbef
  8. #c3d8f3
  9. #d7e5f7
  10. #ebf2fb
  11. #ffffff

Tones

#377cd8 mixed progressively with gray.

  1. #377cd8
  2. #3e7ccf
  3. #467dc6
  4. #4d7dbe
  5. #547eb5
  6. #5c7eac
  7. #637ea3
  8. #6a7f9a
  9. #717f92
  10. #798089
  11. #808080

Readable text 4.17:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.04:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7c7c7c ≈ 0.003% of males
Achromatomaly #677ca9 ≈ 0.001% of males
Protanopia #4f84dc ≈ 1.01% of males
Deuteranopia #3175d6 ≈ 1.27% of males
Tritanopia #00929f ≈ 0.0001% of males
Protanomaly #4681da ≈ 1.08% of males
Deuteranomaly #3478d7 ≈ 4.63% of males
Tritanomaly #008ab9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-377cd8 {
  color: #377cd8;
}
Background
.bg-377cd8 {
  background-color: #377cd8;
  color: #000000;
}
Border
.border-377cd8 {
  border: 2px solid #377cd8;
}
CSS variables
:root {
  --color-primary: #377cd8;
  --color-primary-rgb: 55 124 216;
  --color-primary-hsl: 214 67% 53%;
}
Gradient
.gradient-377cd8 {
  background: linear-gradient(135deg, #377cd8, #4337d8);
}
Colored shadow
.shadow-377cd8 {
  box-shadow: 0 8px 24px rgb(55 124 216 / 0.35);
}

#417dc1 Tufts Blue ΔE 2.31 #0073cf True Blue ΔE 4.41 #4682b4 Steel Blue ΔE 4.80 #0070ff Brandeis Blue ΔE 5.56 #6082b6 Glaucous ΔE 5.70 #318ce7 Bleu de France ΔE 5.96 #0072bb French Blue ΔE 6.71 #c88327 Inverted #7c7c7c Grayscale 

Tufts Blue
#377cd8  rgb(55, 124, 216)  hsl(214, 67%, 53%)  Tufts Blue
#d89337  rgb(216, 147, 55)  hsl(34, 67%, 53%)  Carrot Orange
#d8377c  rgb(216, 55, 124)  hsl(334, 67%, 53%)  Telemagenta
#7cd837  rgb(124, 216, 55)  hsl(94, 67%, 53%)  Yellow Green