black

#000000

#509AC3

#509AC3

Contrast Ratio

6.75:1

Delta E

67.65

Very Different

50:50 Mix

Color Values

Format #000000 #509AC3
HEX #000000 #509AC3
RGB 0, 0, 0 80, 154, 195
HSL 0.0, 0.0%, 0.0% 201.4, 48.9%, 53.9%
HSV 0.0, 0.0%, 0.0% 201.4, 59.0%, 76.5%
CMYK 0%, 0%, 0%, 100% 59.0%, 21.0%, 0.0%, 23.5%
OKLCH 0.0 0.0 0.0 0.6553 0.0958 235.1

Contrast & Accessibility

6.75:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #509AC3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #509AC3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #509AC3);
background: linear-gradient(135deg, #000000, #509AC3);

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