black

#000000

#277F36

#277F36

Contrast Ratio

4.18:1

Delta E

70.55

Very Different

50:50 Mix

Color Values

Format #000000 #277F36
HEX #000000 #277F36
RGB 0, 0, 0 39, 127, 54
HSL 0.0, 0.0%, 0.0% 130.2, 53.0%, 32.5%
HSV 0.0, 0.0%, 0.0% 130.2, 69.3%, 49.8%
CMYK 0%, 0%, 0%, 100% 69.3%, 0.0%, 57.5%, 50.2%
OKLCH 0.0 0.0 0.0 0.5274 0.1367 146.2

Contrast & Accessibility

4.18:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #277F36 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #277F36

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #277F36);
background: linear-gradient(135deg, #000000, #277F36);

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