black

#000000

#337BAC

#337BAC

Contrast Ratio

4.57:1

Delta E

59.4

Very Different

50:50 Mix

Color Values

Format #000000 #337BAC
HEX #000000 #337BAC
RGB 0, 0, 0 51, 123, 172
HSL 0.0, 0.0%, 0.0% 204.3, 54.3%, 43.7%
HSV 0.0, 0.0%, 0.0% 204.3, 70.3%, 67.5%
CMYK 0%, 0%, 0%, 100% 70.3%, 28.5%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.5599 0.1042 241.9

Contrast & Accessibility

4.57:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #337BAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #337BAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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