black

#000000

#297F1F

#297F1F

Contrast Ratio

4.15:1

Delta E

76.91

Very Different

50:50 Mix

Color Values

Format #000000 #297F1F
HEX #000000 #297F1F
RGB 0, 0, 0 41, 127, 31
HSL 0.0, 0.0%, 0.0% 113.8, 60.8%, 31.0%
HSV 0.0, 0.0%, 0.0% 113.8, 75.6%, 49.8%
CMYK 0%, 0%, 0%, 100% 67.7%, 0.0%, 75.6%, 50.2%
OKLCH 0.0 0.0 0.0 0.5254 0.1539 141.6

Contrast & Accessibility

4.15:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #297F1F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #297F1F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #297F1F);
background: linear-gradient(135deg, #000000, #297F1F);

Explore Each Color

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