black

#000000

#538FDA

#538FDA

Contrast Ratio

6.31:1

Delta E

73.4

Very Different

50:50 Mix

Color Values

Format #000000 #538FDA
HEX #000000 #538FDA
RGB 0, 0, 0 83, 143, 218
HSL 0.0, 0.0%, 0.0% 213.3, 64.6%, 59.0%
HSV 0.0, 0.0%, 0.0% 213.3, 61.9%, 85.5%
CMYK 0%, 0%, 0%, 100% 61.9%, 34.4%, 0.0%, 14.5%
OKLCH 0.0 0.0 0.0 0.6431 0.1295 254.9

Contrast & Accessibility

6.31:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #538FDA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #538FDA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #538FDA);
background: linear-gradient(135deg, #000000, #538FDA);

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