black

#000000

#404C63

#404C63

Contrast Ratio

2.43:1

Delta E

35.51

Very Different

50:50 Mix

Color Values

Format #000000 #404C63
HEX #000000 #404C63
RGB 0, 0, 0 64, 76, 99
HSL 0.0, 0.0%, 0.0% 219.4, 21.5%, 32.0%
HSV 0.0, 0.0%, 0.0% 219.4, 35.4%, 38.8%
CMYK 0%, 0%, 0%, 100% 35.4%, 23.2%, 0.0%, 61.2%
OKLCH 0.0 0.0 0.0 0.4156 0.0416 263.2

Contrast & Accessibility

2.43:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #404C63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #404C63

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #404C63);
background: linear-gradient(135deg, #000000, #404C63);

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