black

#000000

#3F64B4

#3F64B4

Contrast Ratio

3.69:1

Delta E

64.92

Very Different

50:50 Mix

Color Values

Format #000000 #3F64B4
HEX #000000 #3F64B4
RGB 0, 0, 0 63, 100, 180
HSL 0.0, 0.0%, 0.0% 221.0, 48.1%, 47.6%
HSV 0.0, 0.0%, 0.0% 221.0, 65.0%, 70.6%
CMYK 0%, 0%, 0%, 100% 65.0%, 44.4%, 0.0%, 29.4%
OKLCH 0.0 0.0 0.0 0.5169 0.1334 263.7

Contrast & Accessibility

3.69:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F64B4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F64B4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F64B4);
background: linear-gradient(135deg, #000000, #3F64B4);

Explore Each Color

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