black

#000000

#397AC3

#397AC3

Contrast Ratio

4.75:1

Delta E

67.07

Very Different

50:50 Mix

Color Values

Format #000000 #397AC3
HEX #000000 #397AC3
RGB 0, 0, 0 57, 122, 195
HSL 0.0, 0.0%, 0.0% 211.7, 54.8%, 49.4%
HSV 0.0, 0.0%, 0.0% 211.7, 70.8%, 76.5%
CMYK 0%, 0%, 0%, 100% 70.8%, 37.4%, 0.0%, 23.5%
OKLCH 0.0 0.0 0.0 0.5726 0.1311 253.3

Contrast & Accessibility

4.75:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397AC3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397AC3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397AC3);
background: linear-gradient(135deg, #000000, #397AC3);

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