black

#000000

#397D1F

#397D1F

Contrast Ratio

4.13:1

Delta E

74.06

Very Different

50:50 Mix

Color Values

Format #000000 #397D1F
HEX #000000 #397D1F
RGB 0, 0, 0 57, 125, 31
HSL 0.0, 0.0%, 0.0% 103.4, 60.3%, 30.6%
HSV 0.0, 0.0%, 0.0% 103.4, 75.2%, 49.0%
CMYK 0%, 0%, 0%, 100% 54.4%, 0.0%, 75.2%, 51.0%
OKLCH 0.0 0.0 0.0 0.5257 0.1443 138.6

Contrast & Accessibility

4.13:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397D1F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397D1F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397D1F);
background: linear-gradient(135deg, #000000, #397D1F);

Explore Each Color

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