black

#000000

#577BCF

#577BCF

Contrast Ratio

5.14:1

Delta E

71.86

Very Different

50:50 Mix

Color Values

Format #000000 #577BCF
HEX #000000 #577BCF
RGB 0, 0, 0 87, 123, 207
HSL 0.0, 0.0%, 0.0% 222.0, 55.6%, 57.6%
HSV 0.0, 0.0%, 0.0% 222.0, 58.0%, 81.2%
CMYK 0%, 0%, 0%, 100% 58.0%, 40.6%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5957 0.135 265.1

Contrast & Accessibility

5.14:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #577BCF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #577BCF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #577BCF);
background: linear-gradient(135deg, #000000, #577BCF);

Explore Each Color

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