#42579B

#42579B

white

#FFFFFF

Contrast Ratio

6.84:1

Delta E

74.37

Very Different

50:50 Mix

Color Values

Format #42579B #FFFFFF
HEX #42579B #FFFFFF
RGB 66, 87, 155 255, 255, 255
HSL 225.8, 40.3%, 43.3% 0.0, 0.0%, 100.0%
HSV 225.8, 57.4%, 60.8% 0.0, 0.0%, 100.0%
CMYK 57.4%, 43.9%, 0.0%, 39.2% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.4741 0.1128 268.9 1.0 0.0 89.9

Contrast & Accessibility

6.84:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #42579B

The quick brown fox jumps over the lazy dog

Text: #42579B → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #42579B, #FFFFFF);
background: linear-gradient(135deg, #42579B, #FFFFFF);

Explore Each Color

Related Comparisons