black

#000000

#517EC3

#517EC3

Contrast Ratio

5.12:1

Delta E

66.65

Very Different

50:50 Mix

Color Values

Format #000000 #517EC3
HEX #000000 #517EC3
RGB 0, 0, 0 81, 126, 195
HSL 0.0, 0.0%, 0.0% 216.3, 48.7%, 54.1%
HSV 0.0, 0.0%, 0.0% 216.3, 58.5%, 76.5%
CMYK 0%, 0%, 0%, 100% 58.5%, 35.4%, 0.0%, 23.5%
OKLCH 0.0 0.0 0.0 0.5921 0.1174 258.7

Contrast & Accessibility

5.12:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517EC3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517EC3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #517EC3);
background: linear-gradient(135deg, #000000, #517EC3);

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