black

#000000

#178B2F

#178B2F

Contrast Ratio

4.77:1

Delta E

81.21

Very Different

50:50 Mix

Color Values

Format #000000 #178B2F
HEX #000000 #178B2F
RGB 0, 0, 0 23, 139, 47
HSL 0.0, 0.0%, 0.0% 132.4, 71.6%, 31.8%
HSV 0.0, 0.0%, 0.0% 132.4, 83.5%, 54.5%
CMYK 0%, 0%, 0%, 100% 83.5%, 0.0%, 66.2%, 45.5%
OKLCH 0.0 0.0 0.0 0.5569 0.1627 145.7

Contrast & Accessibility

4.77:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #178B2F β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #178B2F

Color Difference (Delta E)

81.21 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178B2F);
background: linear-gradient(135deg, #000000, #178B2F);

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