black

#000000

#178B30

#178B30

Contrast Ratio

4.77:1

Delta E

80.93

Very Different

50:50 Mix

Color Values

Format #000000 #178B30
HEX #000000 #178B30
RGB 0, 0, 0 23, 139, 48
HSL 0.0, 0.0%, 0.0% 132.9, 71.6%, 31.8%
HSV 0.0, 0.0%, 0.0% 132.9, 83.5%, 54.5%
CMYK 0%, 0%, 0%, 100% 83.5%, 0.0%, 65.5%, 45.5%
OKLCH 0.0 0.0 0.0 0.5571 0.1619 145.8

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: #178B30 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #178B30

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178B30);
background: linear-gradient(135deg, #000000, #178B30);

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