black

#000000

#307C40

#307C40

Contrast Ratio

4.08:1

Delta E

64.74

Very Different

50:50 Mix

Color Values

Format #000000 #307C40
HEX #000000 #307C40
RGB 0, 0, 0 48, 124, 64
HSL 0.0, 0.0%, 0.0% 132.6, 44.2%, 33.7%
HSV 0.0, 0.0%, 0.0% 132.6, 61.3%, 48.6%
CMYK 0%, 0%, 0%, 100% 61.3%, 0.0%, 48.4%, 51.4%
OKLCH 0.0 0.0 0.0 0.5235 0.1189 147.9

Contrast & Accessibility

4.08:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307C40 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307C40

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #307C40);
background: linear-gradient(135deg, #000000, #307C40);

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