black

#000000

#307B65

#307B65

Contrast Ratio

4.15:1

Delta E

55.08

Very Different

50:50 Mix

Color Values

Format #000000 #307B65
HEX #000000 #307B65
RGB 0, 0, 0 48, 123, 101
HSL 0.0, 0.0%, 0.0% 162.4, 43.9%, 33.5%
HSV 0.0, 0.0%, 0.0% 162.4, 61.0%, 48.2%
CMYK 0%, 0%, 0%, 100% 61.0%, 0.0%, 17.9%, 51.8%
OKLCH 0.0 0.0 0.0 0.5295 0.0823 170.8

Contrast & Accessibility

4.15:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #307B65 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #307B65

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #307B65);
background: linear-gradient(135deg, #000000, #307B65);

Explore Each Color

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