black

#000000

#238B59

#238B59

Contrast Ratio

4.91:1

Delta E

68.4

Very Different

50:50 Mix

Color Values

Format #000000 #238B59
HEX #000000 #238B59
RGB 0, 0, 0 35, 139, 89
HSL 0.0, 0.0%, 0.0% 151.2, 59.8%, 34.1%
HSV 0.0, 0.0%, 0.0% 151.2, 74.8%, 54.5%
CMYK 0%, 0%, 0%, 100% 74.8%, 0.0%, 36.0%, 45.5%
OKLCH 0.0 0.0 0.0 0.5661 0.1211 157.3

Contrast & Accessibility

4.91:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #238B59 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #238B59

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #238B59);
background: linear-gradient(135deg, #000000, #238B59);

Explore Each Color

Related Comparisons