black

#000000

#303DBA

#303DBA

Contrast Ratio

2.5:1

Delta E

83.87

Very Different

50:50 Mix

Color Values

Format #000000 #303DBA
HEX #000000 #303DBA
RGB 0, 0, 0 48, 61, 186
HSL 0.0, 0.0%, 0.0% 234.3, 59.0%, 45.9%
HSV 0.0, 0.0%, 0.0% 234.3, 74.2%, 72.9%
CMYK 0%, 0%, 0%, 100% 74.2%, 67.2%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.4374 0.194 271.0

Contrast & Accessibility

2.5:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #303DBA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #303DBA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #303DBA);
background: linear-gradient(135deg, #000000, #303DBA);

Explore Each Color

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