black

#000000

#427DBC

#427DBC

Contrast Ratio

4.89:1

Delta E

64.23

Very Different

50:50 Mix

Color Values

Format #000000 #427DBC
HEX #000000 #427DBC
RGB 0, 0, 0 66, 125, 188
HSL 0.0, 0.0%, 0.0% 211.0, 48.0%, 49.8%
HSV 0.0, 0.0%, 0.0% 211.0, 64.9%, 73.7%
CMYK 0%, 0%, 0%, 100% 64.9%, 33.5%, 0.0%, 26.3%
OKLCH 0.0 0.0 0.0 0.579 0.1155 251.8

Contrast & Accessibility

4.89:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #427DBC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #427DBC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

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