black

#000000

#2F615B

#2F615B

Contrast Ratio

2.98:1

Delta E

42.01

Very Different

50:50 Mix

Color Values

Format #000000 #2F615B
HEX #000000 #2F615B
RGB 0, 0, 0 47, 97, 91
HSL 0.0, 0.0%, 0.0% 172.8, 34.7%, 28.2%
HSV 0.0, 0.0%, 0.0% 172.8, 51.5%, 38.0%
CMYK 0%, 0%, 0%, 100% 51.5%, 0.0%, 6.2%, 62.0%
OKLCH 0.0 0.0 0.0 0.4559 0.0551 185.3

Contrast & Accessibility

2.98:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2F615B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2F615B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2F615B);
background: linear-gradient(135deg, #000000, #2F615B);

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