black

#000000

#397F65

#397F65

Contrast Ratio

4.4:1

Delta E

56.64

Very Different

50:50 Mix

Color Values

Format #000000 #397F65
HEX #000000 #397F65
RGB 0, 0, 0 57, 127, 101
HSL 0.0, 0.0%, 0.0% 157.7, 38.0%, 36.1%
HSV 0.0, 0.0%, 0.0% 157.7, 55.1%, 49.8%
CMYK 0%, 0%, 0%, 100% 55.1%, 0.0%, 20.5%, 50.2%
OKLCH 0.0 0.0 0.0 0.5436 0.0824 166.5

Contrast & Accessibility

4.4:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397F65 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397F65

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397F65);
background: linear-gradient(135deg, #000000, #397F65);

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