black

#000000

#218B37

#218B37

Contrast Ratio

4.81:1

Delta E

78.27

Very Different

50:50 Mix

Color Values

Format #000000 #218B37
HEX #000000 #218B37
RGB 0, 0, 0 33, 139, 55
HSL 0.0, 0.0%, 0.0% 132.5, 61.6%, 33.7%
HSV 0.0, 0.0%, 0.0% 132.5, 76.3%, 54.5%
CMYK 0%, 0%, 0%, 100% 76.3%, 0.0%, 60.4%, 45.5%
OKLCH 0.0 0.0 0.0 0.5597 0.1536 146.4

Contrast & Accessibility

4.81:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218B37 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218B37

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218B37);
background: linear-gradient(135deg, #000000, #218B37);

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