black

#000000

#178E73

#178E73

Contrast Ratio

5.15:1

Delta E

65.02

Very Different

50:50 Mix

Color Values

Format #000000 #178E73
HEX #000000 #178E73
RGB 0, 0, 0 23, 142, 115
HSL 0.0, 0.0%, 0.0% 166.4, 72.1%, 32.4%
HSV 0.0, 0.0%, 0.0% 166.4, 83.8%, 55.7%
CMYK 0%, 0%, 0%, 100% 83.8%, 0.0%, 19.0%, 44.3%
OKLCH 0.0 0.0 0.0 0.5788 0.1067 172.3

Contrast & Accessibility

5.15:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #178E73 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #178E73

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178E73);
background: linear-gradient(135deg, #000000, #178E73);

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