black

#000000

#30729A

#30729A

Contrast Ratio

4.0:1

Delta E

53.96

Very Different

50:50 Mix

Color Values

Format #000000 #30729A
HEX #000000 #30729A
RGB 0, 0, 0 48, 114, 154
HSL 0.0, 0.0%, 0.0% 202.6, 52.5%, 39.6%
HSV 0.0, 0.0%, 0.0% 202.6, 68.8%, 60.4%
CMYK 0%, 0%, 0%, 100% 68.8%, 26.0%, 0.0%, 39.6%
OKLCH 0.0 0.0 0.0 0.5277 0.0916 238.6

Contrast & Accessibility

4.0:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #30729A → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #30729A

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #30729A);
background: linear-gradient(135deg, #000000, #30729A);

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