#428CDD

#428CDD

white

#FFFFFF

Contrast Ratio

3.48:1

Delta E

64.39

Very Different

50:50 Mix

#ACC3EF

Color Values

Format #428CDD #FFFFFF
HEX #428CDD #FFFFFF
RGB 66, 140, 221 255, 255, 255
HSL 211.4, 69.5%, 56.3% 0.0, 0.0%, 100.0%
HSV 211.4, 70.1%, 86.7% 0.0, 0.0%, 100.0%
CMYK 70.1%, 36.7%, 0.0%, 13.3% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.6313 0.1429 252.8 1.0 0.0 89.9

Contrast & Accessibility

3.48:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #428CDD

The quick brown fox jumps over the lazy dog

Text: #428CDD → Background: #FFFFFF

Color Difference (Delta E)

64.39 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

#428CDD #6D9EE3 #8EB0E9 #ACC3EF #C9D7F4 #E4EBFA #FFFFFF

Color Mixing

#428CDD

100%

#7EA7E6

75:25

#ACC3EF

50:50

#D6E1F7

25:75

#FFFFFF

100%

CSS Gradient Code

background: linear-gradient(to right, #428CDD, #FFFFFF);
background: linear-gradient(135deg, #428CDD, #FFFFFF);

Explore Each Color

#428CDD

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white

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