black

#000000

#137F2F

#137F2F

Contrast Ratio

4.1:1

Delta E

74.11

Very Different

50:50 Mix

Color Values

Format #000000 #137F2F
HEX #000000 #137F2F
RGB 0, 0, 0 19, 127, 47
HSL 0.0, 0.0%, 0.0% 135.6, 74.0%, 28.6%
HSV 0.0, 0.0%, 0.0% 135.6, 85.0%, 49.8%
CMYK 0%, 0%, 0%, 100% 85.0%, 0.0%, 63.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.5221 0.1488 146.7

Contrast & Accessibility

4.1:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #137F2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #137F2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #137F2F);
background: linear-gradient(135deg, #000000, #137F2F);

Explore Each Color

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