#287CD3

#287CD3

white

#FFFFFF

Contrast Ratio

4.27:1

Delta E

71.3

Very Different

50:50 Mix

#A5BBEA

Color Values

Format #287CD3 #FFFFFF
HEX #287CD3 #FFFFFF
RGB 40, 124, 211 255, 255, 255
HSL 210.5, 68.1%, 49.2% 0.0, 0.0%, 100.0%
HSV 210.5, 81.0%, 82.7% 0.0, 0.0%, 100.0%
CMYK 81.0%, 41.2%, 0.0%, 17.3% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.5817 0.1549 252.9 1.0 0.0 89.9

Contrast & Accessibility

4.27:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #287CD3

The quick brown fox jumps over the lazy dog

Text: #287CD3 → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

#287CD3 #5F90DB #84A5E2 #A5BBEA #C4D1F1 #E2E8F8 #FFFFFF

Color Mixing

#287CD3

100%

#729BDF

75:25

#A5BBEA

50:50

#D3DCF5

25:75

#FFFFFF

100%

CSS Gradient Code

background: linear-gradient(to right, #287CD3, #FFFFFF);
background: linear-gradient(135deg, #287CD3, #FFFFFF);

Explore Each Color

#287CD3

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white

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