black

#000000

#247B3B

#247B3B

Contrast Ratio

3.97:1

Delta E

66.72

Very Different

50:50 Mix

Color Values

Format #000000 #247B3B
HEX #000000 #247B3B
RGB 0, 0, 0 36, 123, 59
HSL 0.0, 0.0%, 0.0% 135.9, 54.7%, 31.2%
HSV 0.0, 0.0%, 0.0% 135.9, 70.7%, 48.2%
CMYK 0%, 0%, 0%, 100% 70.7%, 0.0%, 52.0%, 51.8%
OKLCH 0.0 0.0 0.0 0.516 0.1276 148.4

Contrast & Accessibility

3.97:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #247B3B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #247B3B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #247B3B);
background: linear-gradient(135deg, #000000, #247B3B);

Explore Each Color

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