black

#000000

#337C63

#337C63

Contrast Ratio

4.2:1

Delta E

55.76

Very Different

50:50 Mix

Color Values

Format #000000 #337C63
HEX #000000 #337C63
RGB 0, 0, 0 51, 124, 99
HSL 0.0, 0.0%, 0.0% 159.5, 41.7%, 34.3%
HSV 0.0, 0.0%, 0.0% 159.5, 58.9%, 48.6%
CMYK 0%, 0%, 0%, 100% 58.9%, 0.0%, 20.2%, 51.4%
OKLCH 0.0 0.0 0.0 0.5327 0.0834 167.8

Contrast & Accessibility

4.2:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #337C63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #337C63

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #337C63);
background: linear-gradient(135deg, #000000, #337C63);

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