black

#000000

#397FA1

#397FA1

Contrast Ratio

4.72:1

Delta E

57.08

Very Different

50:50 Mix

Color Values

Format #000000 #397FA1
HEX #000000 #397FA1
RGB 0, 0, 0 57, 127, 161
HSL 0.0, 0.0%, 0.0% 199.6, 47.7%, 42.7%
HSV 0.0, 0.0%, 0.0% 199.6, 64.6%, 63.1%
CMYK 0%, 0%, 0%, 100% 64.6%, 21.1%, 0.0%, 36.9%
OKLCH 0.0 0.0 0.0 0.5663 0.0874 232.3

Contrast & Accessibility

4.72:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397FA1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397FA1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397FA1);
background: linear-gradient(135deg, #000000, #397FA1);

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