black

#000000

#397A2B

#397A2B

Contrast Ratio

3.99:1

Delta E

68.81

Very Different

50:50 Mix

Color Values

Format #000000 #397A2B
HEX #000000 #397A2B
RGB 0, 0, 0 57, 122, 43
HSL 0.0, 0.0%, 0.0% 109.4, 47.9%, 32.4%
HSV 0.0, 0.0%, 0.0% 109.4, 64.8%, 47.8%
CMYK 0%, 0%, 0%, 100% 53.3%, 0.0%, 64.8%, 52.2%
OKLCH 0.0 0.0 0.0 0.5185 0.1313 140.3

Contrast & Accessibility

3.99:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397A2B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397A2B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397A2B);
background: linear-gradient(135deg, #000000, #397A2B);

Explore Each Color

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