black

#000000

#357FCF

#357FCF

Contrast Ratio

5.09:1

Delta E

71.06

Very Different

50:50 Mix

Color Values

Format #000000 #357FCF
HEX #000000 #357FCF
RGB 0, 0, 0 53, 127, 207
HSL 0.0, 0.0%, 0.0% 211.2, 61.6%, 51.0%
HSV 0.0, 0.0%, 0.0% 211.2, 74.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 74.4%, 38.6%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5896 0.1428 252.9

Contrast & Accessibility

5.09:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #357FCF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #357FCF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #357FCF);
background: linear-gradient(135deg, #000000, #357FCF);

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