black

#000000

#577F81

#577F81

Contrast Ratio

4.76:1

Delta E

52.46

Very Different

50:50 Mix

Color Values

Format #000000 #577F81
HEX #000000 #577F81
RGB 0, 0, 0 87, 127, 129
HSL 0.0, 0.0%, 0.0% 182.9, 19.4%, 42.4%
HSV 0.0, 0.0%, 0.0% 182.9, 32.6%, 50.6%
CMYK 0%, 0%, 0%, 100% 32.6%, 1.6%, 0.0%, 49.4%
OKLCH 0.0 0.0 0.0 0.5677 0.0446 199.9

Contrast & Accessibility

4.76:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #577F81 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #577F81

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #577F81);
background: linear-gradient(135deg, #000000, #577F81);

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