black

#000000

#427BA1

#427BA1

Contrast Ratio

4.58:1

Delta E

56.25

Very Different

50:50 Mix

Color Values

Format #000000 #427BA1
HEX #000000 #427BA1
RGB 0, 0, 0 66, 123, 161
HSL 0.0, 0.0%, 0.0% 204.0, 41.9%, 44.5%
HSV 0.0, 0.0%, 0.0% 204.0, 59.0%, 63.1%
CMYK 0%, 0%, 0%, 100% 59.0%, 23.6%, 0.0%, 36.9%
OKLCH 0.0 0.0 0.0 0.5603 0.0843 239.8

Contrast & Accessibility

4.58:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #427BA1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #427BA1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #427BA1);
background: linear-gradient(135deg, #000000, #427BA1);

Explore Each Color

Related Comparisons