black

#000000

#277B3D

#277B3D

Contrast Ratio

3.99:1

Delta E

65.85

Very Different

50:50 Mix

Color Values

Format #000000 #277B3D
HEX #000000 #277B3D
RGB 0, 0, 0 39, 123, 61
HSL 0.0, 0.0%, 0.0% 135.7, 51.9%, 31.8%
HSV 0.0, 0.0%, 0.0% 135.7, 68.3%, 48.2%
CMYK 0%, 0%, 0%, 100% 68.3%, 0.0%, 50.4%, 51.8%
OKLCH 0.0 0.0 0.0 0.5172 0.1245 148.6

Contrast & Accessibility

3.99:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #277B3D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #277B3D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #277B3D);
background: linear-gradient(135deg, #000000, #277B3D);

Explore Each Color

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