black

#000000

#457FBC

#457FBC

Contrast Ratio

5.01:1

Delta E

64.13

Very Different

50:50 Mix

Color Values

Format #000000 #457FBC
HEX #000000 #457FBC
RGB 0, 0, 0 69, 127, 188
HSL 0.0, 0.0%, 0.0% 210.8, 47.0%, 50.4%
HSV 0.0, 0.0%, 0.0% 210.8, 63.3%, 73.7%
CMYK 0%, 0%, 0%, 100% 63.3%, 32.4%, 0.0%, 26.3%
OKLCH 0.0 0.0 0.0 0.5848 0.1123 251.4

Contrast & Accessibility

5.01:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #457FBC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #457FBC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #457FBC);
background: linear-gradient(135deg, #000000, #457FBC);

Explore Each Color

Related Comparisons