black

#000000

#337DDF

#337DDF

Contrast Ratio

5.14:1

Delta E

77.99

Very Different

50:50 Mix

Color Values

Format #000000 #337DDF
HEX #000000 #337DDF
RGB 0, 0, 0 51, 125, 223
HSL 0.0, 0.0%, 0.0% 214.2, 72.9%, 53.7%
HSV 0.0, 0.0%, 0.0% 214.2, 77.1%, 87.5%
CMYK 0%, 0%, 0%, 100% 77.1%, 43.9%, 0.0%, 12.5%
OKLCH 0.0 0.0 0.0 0.5947 0.1662 256.8

Contrast & Accessibility

5.14:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #337DDF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #337DDF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #337DDF);
background: linear-gradient(135deg, #000000, #337DDF);

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